Home / 7,932.13-11,899.31-3,252.83

Finding the Fourth Proportional to 7,932.13, 11,899.31 and 3,252.83

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Solution

The fourth proportional to 7,932.13, 11,899.31 and 3,252.83 is: 4,879.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.13 : 11,899.31 = 3,252.83 : x
  2. Step 2: Convert to fraction form
    7,932.13/11,899.31 = 3,252.83/x
  3. Step 3: Cross multiply
    7,932.13x = 11,899.31 × 3,252.83
  4. Step 4: Simplify right side
    7,932.13x = 38,706,356.79
  5. Step 5: Solve for x
    x = 38,706,356.79/7,932.13
  6. Step 6: Final answer
    x = 4,879.69

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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.