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Finding the Fourth Proportional to 4,998.48, 7,482.84 and 3,700.88

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Solution

The fourth proportional to 4,998.48, 7,482.84 and 3,700.88 is: 5,540.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.48 : 7,482.84 = 3,700.88 : x
  2. Step 2: Convert to fraction form
    4,998.48/7,482.84 = 3,700.88/x
  3. Step 3: Cross multiply
    4,998.48x = 7,482.84 × 3,700.88
  4. Step 4: Simplify right side
    4,998.48x = 27,693,092.90
  5. Step 5: Solve for x
    x = 27,693,092.90/4,998.48
  6. Step 6: Final answer
    x = 5,540.30

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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.