Home / 3,993.23-5,510.66-2,224.90

Finding the Fourth Proportional to 3,993.23, 5,510.66 and 2,224.90

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Solution

The fourth proportional to 3,993.23, 5,510.66 and 2,224.90 is: 3,070.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,993.23 : 5,510.66 = 2,224.90 : x
  2. Step 2: Convert to fraction form
    3,993.23/5,510.66 = 2,224.90/x
  3. Step 3: Cross multiply
    3,993.23x = 5,510.66 × 2,224.90
  4. Step 4: Simplify right side
    3,993.23x = 12,260,639.88
  5. Step 5: Solve for x
    x = 12,260,639.88/3,993.23
  6. Step 6: Final answer
    x = 3,070.36

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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.