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Finding the Fourth Proportional to 11,524.52, 15,904.04 and 6,808.79

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Solution

The fourth proportional to 11,524.52, 15,904.04 and 6,808.79 is: 9,396.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,524.52 : 15,904.04 = 6,808.79 : x
  2. Step 2: Convert to fraction form
    11,524.52/15,904.04 = 6,808.79/x
  3. Step 3: Cross multiply
    11,524.52x = 15,904.04 × 6,808.79
  4. Step 4: Simplify right side
    11,524.52x = 108,287,154.95
  5. Step 5: Solve for x
    x = 108,287,154.95/11,524.52
  6. Step 6: Final answer
    x = 9,396.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.