Home / 10,717.16-16,080.08-4,876.52

Finding the Fourth Proportional to 10,717.16, 16,080.08 and 4,876.52

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Solution

The fourth proportional to 10,717.16, 16,080.08 and 4,876.52 is: 7,316.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,717.16 : 16,080.08 = 4,876.52 : x
  2. Step 2: Convert to fraction form
    10,717.16/16,080.08 = 4,876.52/x
  3. Step 3: Cross multiply
    10,717.16x = 16,080.08 × 4,876.52
  4. Step 4: Simplify right side
    10,717.16x = 78,414,726.94
  5. Step 5: Solve for x
    x = 78,414,726.94/10,717.16
  6. Step 6: Final answer
    x = 7,316.75

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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.