Home / 11,332.64-17,000.19-4,761.92

Finding the Fourth Proportional to 11,332.64, 17,000.19 and 4,761.92

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Solution

The fourth proportional to 11,332.64, 17,000.19 and 4,761.92 is: 7,143.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,332.64 : 17,000.19 = 4,761.92 : x
  2. Step 2: Convert to fraction form
    11,332.64/17,000.19 = 4,761.92/x
  3. Step 3: Cross multiply
    11,332.64x = 17,000.19 × 4,761.92
  4. Step 4: Simplify right side
    11,332.64x = 80,953,459.76
  5. Step 5: Solve for x
    x = 80,953,459.76/11,332.64
  6. Step 6: Final answer
    x = 7,143.39

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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.