Home / 7,932.38-11,899.24-2,089.00

Finding the Fourth Proportional to 7,932.38, 11,899.24 and 2,089.00

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Solution

The fourth proportional to 7,932.38, 11,899.24 and 2,089.00 is: 3,133.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.38 : 11,899.24 = 2,089.00 : x
  2. Step 2: Convert to fraction form
    7,932.38/11,899.24 = 2,089.00/x
  3. Step 3: Cross multiply
    7,932.38x = 11,899.24 × 2,089.00
  4. Step 4: Simplify right side
    7,932.38x = 24,857,522.01
  5. Step 5: Solve for x
    x = 24,857,522.01/7,932.38
  6. Step 6: Final answer
    x = 3,133.68

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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.