Home / 5,712.16-8,569.68-5,614.24

Finding the Fourth Proportional to 5,712.16, 8,569.68 and 5,614.24

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Solution

The fourth proportional to 5,712.16, 8,569.68 and 5,614.24 is: 8,422.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712.16 : 8,569.68 = 5,614.24 : x
  2. Step 2: Convert to fraction form
    5,712.16/8,569.68 = 5,614.24/x
  3. Step 3: Cross multiply
    5,712.16x = 8,569.68 × 5,614.24
  4. Step 4: Simplify right side
    5,712.16x = 48,112,240.24
  5. Step 5: Solve for x
    x = 48,112,240.24/5,712.16
  6. Step 6: Final answer
    x = 8,422.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.