Home / 3,397.38-4,685.32-2,201.15

Finding the Fourth Proportional to 3,397.38, 4,685.32 and 2,201.15

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Solution

The fourth proportional to 3,397.38, 4,685.32 and 2,201.15 is: 3,035.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.38 : 4,685.32 = 2,201.15 : x
  2. Step 2: Convert to fraction form
    3,397.38/4,685.32 = 2,201.15/x
  3. Step 3: Cross multiply
    3,397.38x = 4,685.32 × 2,201.15
  4. Step 4: Simplify right side
    3,397.38x = 10,313,081.11
  5. Step 5: Solve for x
    x = 10,313,081.11/3,397.38
  6. Step 6: Final answer
    x = 3,035.60

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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.