Home / 9,308.16-12,849.66-5,906.88

Finding the Fourth Proportional to 9,308.16, 12,849.66 and 5,906.88

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Solution

The fourth proportional to 9,308.16, 12,849.66 and 5,906.88 is: 8,154.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,308.16 : 12,849.66 = 5,906.88 : x
  2. Step 2: Convert to fraction form
    9,308.16/12,849.66 = 5,906.88/x
  3. Step 3: Cross multiply
    9,308.16x = 12,849.66 × 5,906.88
  4. Step 4: Simplify right side
    9,308.16x = 75,901,399.66
  5. Step 5: Solve for x
    x = 75,901,399.66/9,308.16
  6. Step 6: Final answer
    x = 8,154.29

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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.