Home / 7,932.70-11,898.15-2,089.77

Finding the Fourth Proportional to 7,932.70, 11,898.15 and 2,089.77

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Solution

The fourth proportional to 7,932.70, 11,898.15 and 2,089.77 is: 3,134.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.70 : 11,898.15 = 2,089.77 : x
  2. Step 2: Convert to fraction form
    7,932.70/11,898.15 = 2,089.77/x
  3. Step 3: Cross multiply
    7,932.70x = 11,898.15 × 2,089.77
  4. Step 4: Simplify right side
    7,932.70x = 24,864,337.43
  5. Step 5: Solve for x
    x = 24,864,337.43/7,932.70
  6. Step 6: Final answer
    x = 3,134.41

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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.