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Finding the Fourth Proportional to 8,744.16, 12,034.20 and 8,036.04

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Solution

The fourth proportional to 8,744.16, 12,034.20 and 8,036.04 is: 11,059.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,744.16 : 12,034.20 = 8,036.04 : x
  2. Step 2: Convert to fraction form
    8,744.16/12,034.20 = 8,036.04/x
  3. Step 3: Cross multiply
    8,744.16x = 12,034.20 × 8,036.04
  4. Step 4: Simplify right side
    8,744.16x = 96,707,312.57
  5. Step 5: Solve for x
    x = 96,707,312.57/8,744.16
  6. Step 6: Final answer
    x = 11,059.65

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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.