Home / 9,306.62-12,842.91-5,327.48

Finding the Fourth Proportional to 9,306.62, 12,842.91 and 5,327.48

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Solution

The fourth proportional to 9,306.62, 12,842.91 and 5,327.48 is: 7,351.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,306.62 : 12,842.91 = 5,327.48 : x
  2. Step 2: Convert to fraction form
    9,306.62/12,842.91 = 5,327.48/x
  3. Step 3: Cross multiply
    9,306.62x = 12,842.91 × 5,327.48
  4. Step 4: Simplify right side
    9,306.62x = 68,420,346.17
  5. Step 5: Solve for x
    x = 68,420,346.17/9,306.62
  6. Step 6: Final answer
    x = 7,351.79

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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.