Home / 8,932.82-13,400.28-2,359.06

Finding the Fourth Proportional to 8,932.82, 13,400.28 and 2,359.06

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Solution

The fourth proportional to 8,932.82, 13,400.28 and 2,359.06 is: 3,538.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,932.82 : 13,400.28 = 2,359.06 : x
  2. Step 2: Convert to fraction form
    8,932.82/13,400.28 = 2,359.06/x
  3. Step 3: Cross multiply
    8,932.82x = 13,400.28 × 2,359.06
  4. Step 4: Simplify right side
    8,932.82x = 31,612,031.04
  5. Step 5: Solve for x
    x = 31,612,031.04/8,932.82
  6. Step 6: Final answer
    x = 3,538.87

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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.