Home / 8,747.92-12,071.68-4,769.04

Finding the Fourth Proportional to 8,747.92, 12,071.68 and 4,769.04

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Solution

The fourth proportional to 8,747.92, 12,071.68 and 4,769.04 is: 6,581.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747.92 : 12,071.68 = 4,769.04 : x
  2. Step 2: Convert to fraction form
    8,747.92/12,071.68 = 4,769.04/x
  3. Step 3: Cross multiply
    8,747.92x = 12,071.68 × 4,769.04
  4. Step 4: Simplify right side
    8,747.92x = 57,570,324.79
  5. Step 5: Solve for x
    x = 57,570,324.79/8,747.92
  6. Step 6: Final answer
    x = 6,581.03

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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.