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Finding the Fourth Proportional to 9,227.56, 12,734.34 and 5,248.44

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Solution

The fourth proportional to 9,227.56, 12,734.34 and 5,248.44 is: 7,243.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,227.56 : 12,734.34 = 5,248.44 : x
  2. Step 2: Convert to fraction form
    9,227.56/12,734.34 = 5,248.44/x
  3. Step 3: Cross multiply
    9,227.56x = 12,734.34 × 5,248.44
  4. Step 4: Simplify right side
    9,227.56x = 66,835,419.43
  5. Step 5: Solve for x
    x = 66,835,419.43/9,227.56
  6. Step 6: Final answer
    x = 7,243.02

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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.