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Finding the Fourth Proportional to 7,442.56, 11,163.90 and 2,248.84

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Solution

The fourth proportional to 7,442.56, 11,163.90 and 2,248.84 is: 3,373.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.56 : 11,163.90 = 2,248.84 : x
  2. Step 2: Convert to fraction form
    7,442.56/11,163.90 = 2,248.84/x
  3. Step 3: Cross multiply
    7,442.56x = 11,163.90 × 2,248.84
  4. Step 4: Simplify right side
    7,442.56x = 25,105,824.88
  5. Step 5: Solve for x
    x = 25,105,824.88/7,442.56
  6. Step 6: Final answer
    x = 3,373.28

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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.