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Finding the Fourth Proportional to 9,270.56, 12,793.92 and 5,292.92

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Solution

The fourth proportional to 9,270.56, 12,793.92 and 5,292.92 is: 7,304.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.56 : 12,793.92 = 5,292.92 : x
  2. Step 2: Convert to fraction form
    9,270.56/12,793.92 = 5,292.92/x
  3. Step 3: Cross multiply
    9,270.56x = 12,793.92 × 5,292.92
  4. Step 4: Simplify right side
    9,270.56x = 67,717,207.18
  5. Step 5: Solve for x
    x = 67,717,207.18/9,270.56
  6. Step 6: Final answer
    x = 7,304.54

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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.