Home / 11,932.32-17,897.10-3,167.92

Finding the Fourth Proportional to 11,932.32, 17,897.10 and 3,167.92

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Solution

The fourth proportional to 11,932.32, 17,897.10 and 3,167.92 is: 4,751.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,932.32 : 17,897.10 = 3,167.92 : x
  2. Step 2: Convert to fraction form
    11,932.32/17,897.10 = 3,167.92/x
  3. Step 3: Cross multiply
    11,932.32x = 17,897.10 × 3,167.92
  4. Step 4: Simplify right side
    11,932.32x = 56,696,581.03
  5. Step 5: Solve for x
    x = 56,696,581.03/11,932.32
  6. Step 6: Final answer
    x = 4,751.51

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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.