Home / 7,454.27-10,287.17-4,097.22

Finding the Fourth Proportional to 7,454.27, 10,287.17 and 4,097.22

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Solution

The fourth proportional to 7,454.27, 10,287.17 and 4,097.22 is: 5,654.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454.27 : 10,287.17 = 4,097.22 : x
  2. Step 2: Convert to fraction form
    7,454.27/10,287.17 = 4,097.22/x
  3. Step 3: Cross multiply
    7,454.27x = 10,287.17 × 4,097.22
  4. Step 4: Simplify right side
    7,454.27x = 42,148,754.97
  5. Step 5: Solve for x
    x = 42,148,754.97/7,454.27
  6. Step 6: Final answer
    x = 5,654.31

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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.