Home / 7,932.19-11,882.10-3,759.55

Finding the Fourth Proportional to 7,932.19, 11,882.10 and 3,759.55

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Solution

The fourth proportional to 7,932.19, 11,882.10 and 3,759.55 is: 5,631.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.19 : 11,882.10 = 3,759.55 : x
  2. Step 2: Convert to fraction form
    7,932.19/11,882.10 = 3,759.55/x
  3. Step 3: Cross multiply
    7,932.19x = 11,882.10 × 3,759.55
  4. Step 4: Simplify right side
    7,932.19x = 44,671,349.06
  5. Step 5: Solve for x
    x = 44,671,349.06/7,932.19
  6. Step 6: Final answer
    x = 5,631.65

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1.5x scale

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.