Home / 8,449.52-11,663.88-6,229.04

Finding the Fourth Proportional to 8,449.52, 11,663.88 and 6,229.04

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Solution

The fourth proportional to 8,449.52, 11,663.88 and 6,229.04 is: 8,598.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,449.52 : 11,663.88 = 6,229.04 : x
  2. Step 2: Convert to fraction form
    8,449.52/11,663.88 = 6,229.04/x
  3. Step 3: Cross multiply
    8,449.52x = 11,663.88 × 6,229.04
  4. Step 4: Simplify right side
    8,449.52x = 72,654,775.08
  5. Step 5: Solve for x
    x = 72,654,775.08/8,449.52
  6. Step 6: Final answer
    x = 8,598.69

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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.