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Finding the Fourth Proportional to 6,081.92, 9,117.42 and 4,233.92

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Solution

The fourth proportional to 6,081.92, 9,117.42 and 4,233.92 is: 6,347.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.92 : 9,117.42 = 4,233.92 : x
  2. Step 2: Convert to fraction form
    6,081.92/9,117.42 = 4,233.92/x
  3. Step 3: Cross multiply
    6,081.92x = 9,117.42 × 4,233.92
  4. Step 4: Simplify right side
    6,081.92x = 38,602,426.89
  5. Step 5: Solve for x
    x = 38,602,426.89/6,081.92
  6. Step 6: Final answer
    x = 6,347.08

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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.