Home / 10,686.92-16,032.24-5,150.24

Finding the Fourth Proportional to 10,686.92, 16,032.24 and 5,150.24

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Solution

The fourth proportional to 10,686.92, 16,032.24 and 5,150.24 is: 7,726.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,686.92 : 16,032.24 = 5,150.24 : x
  2. Step 2: Convert to fraction form
    10,686.92/16,032.24 = 5,150.24/x
  3. Step 3: Cross multiply
    10,686.92x = 16,032.24 × 5,150.24
  4. Step 4: Simplify right side
    10,686.92x = 82,569,883.74
  5. Step 5: Solve for x
    x = 82,569,883.74/10,686.92
  6. Step 6: Final answer
    x = 7,726.26

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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.