Home / 8,908.68-12,294.30-4,930.18

Finding the Fourth Proportional to 8,908.68, 12,294.30 and 4,930.18

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Solution

The fourth proportional to 8,908.68, 12,294.30 and 4,930.18 is: 6,803.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908.68 : 12,294.30 = 4,930.18 : x
  2. Step 2: Convert to fraction form
    8,908.68/12,294.30 = 4,930.18/x
  3. Step 3: Cross multiply
    8,908.68x = 12,294.30 × 4,930.18
  4. Step 4: Simplify right side
    8,908.68x = 60,613,111.97
  5. Step 5: Solve for x
    x = 60,613,111.97/8,908.68
  6. Step 6: Final answer
    x = 6,803.83

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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.