Home / 3,993.09-5,510.26-2,224.86

Finding the Fourth Proportional to 3,993.09, 5,510.26 and 2,224.86

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Solution

The fourth proportional to 3,993.09, 5,510.26 and 2,224.86 is: 3,070.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,993.09 : 5,510.26 = 2,224.86 : x
  2. Step 2: Convert to fraction form
    3,993.09/5,510.26 = 2,224.86/x
  3. Step 3: Cross multiply
    3,993.09x = 5,510.26 × 2,224.86
  4. Step 4: Simplify right side
    3,993.09x = 12,259,557.06
  5. Step 5: Solve for x
    x = 12,259,557.06/3,993.09
  6. Step 6: Final answer
    x = 3,070.19

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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.