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Finding the Fourth Proportional to 2,250.44, 3,375.65 and 607.15

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Solution

The fourth proportional to 2,250.44, 3,375.65 and 607.15 is: 910.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250.44 : 3,375.65 = 607.15 : x
  2. Step 2: Convert to fraction form
    2,250.44/3,375.65 = 607.15/x
  3. Step 3: Cross multiply
    2,250.44x = 3,375.65 × 607.15
  4. Step 4: Simplify right side
    2,250.44x = 2,049,514.42
  5. Step 5: Solve for x
    x = 2,049,514.42/2,250.44
  6. Step 6: Final answer
    x = 910.72

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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.