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Finding the Fourth Proportional to 7,570.62, 11,354.64 and 2,375.28

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Solution

The fourth proportional to 7,570.62, 11,354.64 and 2,375.28 is: 3,562.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,570.62 : 11,354.64 = 2,375.28 : x
  2. Step 2: Convert to fraction form
    7,570.62/11,354.64 = 2,375.28/x
  3. Step 3: Cross multiply
    7,570.62x = 11,354.64 × 2,375.28
  4. Step 4: Simplify right side
    7,570.62x = 26,970,449.30
  5. Step 5: Solve for x
    x = 26,970,449.30/7,570.62
  6. Step 6: Final answer
    x = 3,562.52

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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.