Home / 3,993.07-5,510.45-2,224.63

Finding the Fourth Proportional to 3,993.07, 5,510.45 and 2,224.63

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Solution

The fourth proportional to 3,993.07, 5,510.45 and 2,224.63 is: 3,070.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,993.07 : 5,510.45 = 2,224.63 : x
  2. Step 2: Convert to fraction form
    3,993.07/5,510.45 = 2,224.63/x
  3. Step 3: Cross multiply
    3,993.07x = 5,510.45 × 2,224.63
  4. Step 4: Simplify right side
    3,993.07x = 12,258,712.38
  5. Step 5: Solve for x
    x = 12,258,712.38/3,993.07
  6. Step 6: Final answer
    x = 3,070.00

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Find fourth proportional to 1,996.54, 2,755.23 and 1,112.32
Half scale
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Double scale
Find fourth proportional to 3,994.07, 5,511.83 and 2,225.63
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.