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Finding the Fourth Proportional to 6,248.80, 9,373.20 and 5,633.20

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Solution

The fourth proportional to 6,248.80, 9,373.20 and 5,633.20 is: 8,449.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248.80 : 9,373.20 = 5,633.20 : x
  2. Step 2: Convert to fraction form
    6,248.80/9,373.20 = 5,633.20/x
  3. Step 3: Cross multiply
    6,248.80x = 9,373.20 × 5,633.20
  4. Step 4: Simplify right side
    6,248.80x = 52,801,110.24
  5. Step 5: Solve for x
    x = 52,801,110.24/6,248.80
  6. Step 6: Final answer
    x = 8,449.80

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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.