Home / 5,575.05-7,685.55-3,449.16

Finding the Fourth Proportional to 5,575.05, 7,685.55 and 3,449.16

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Solution

The fourth proportional to 5,575.05, 7,685.55 and 3,449.16 is: 4,754.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.05 : 7,685.55 = 3,449.16 : x
  2. Step 2: Convert to fraction form
    5,575.05/7,685.55 = 3,449.16/x
  3. Step 3: Cross multiply
    5,575.05x = 7,685.55 × 3,449.16
  4. Step 4: Simplify right side
    5,575.05x = 26,508,691.64
  5. Step 5: Solve for x
    x = 26,508,691.64/5,575.05
  6. Step 6: Final answer
    x = 4,754.88

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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.