Home / 11,729.52-17,582.10-7,336.92

Finding the Fourth Proportional to 11,729.52, 17,582.10 and 7,336.92

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Solution

The fourth proportional to 11,729.52, 17,582.10 and 7,336.92 is: 10,997.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,729.52 : 17,582.10 = 7,336.92 : x
  2. Step 2: Convert to fraction form
    11,729.52/17,582.10 = 7,336.92/x
  3. Step 3: Cross multiply
    11,729.52x = 17,582.10 × 7,336.92
  4. Step 4: Simplify right side
    11,729.52x = 128,998,461.13
  5. Step 5: Solve for x
    x = 128,998,461.13/11,729.52
  6. Step 6: Final answer
    x = 10,997.76

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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.