Home / 5,359.91-7,397.01-3,002.19

Finding the Fourth Proportional to 5,359.91, 7,397.01 and 3,002.19

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Solution

The fourth proportional to 5,359.91, 7,397.01 and 3,002.19 is: 4,143.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.91 : 7,397.01 = 3,002.19 : x
  2. Step 2: Convert to fraction form
    5,359.91/7,397.01 = 3,002.19/x
  3. Step 3: Cross multiply
    5,359.91x = 7,397.01 × 3,002.19
  4. Step 4: Simplify right side
    5,359.91x = 22,207,229.45
  5. Step 5: Solve for x
    x = 22,207,229.45/5,359.91
  6. Step 6: Final answer
    x = 4,143.21

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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.