Home / 10,932.26-16,395.19-5,005.80

Finding the Fourth Proportional to 10,932.26, 16,395.19 and 5,005.80

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Solution

The fourth proportional to 10,932.26, 16,395.19 and 5,005.80 is: 7,507.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,932.26 : 16,395.19 = 5,005.80 : x
  2. Step 2: Convert to fraction form
    10,932.26/16,395.19 = 5,005.80/x
  3. Step 3: Cross multiply
    10,932.26x = 16,395.19 × 5,005.80
  4. Step 4: Simplify right side
    10,932.26x = 82,070,935.10
  5. Step 5: Solve for x
    x = 82,070,935.10/10,932.26
  6. Step 6: Final answer
    x = 7,507.22

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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.