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Finding the Fourth Proportional to 7,244.10, 10,862.10 and 3,343.68

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Solution

The fourth proportional to 7,244.10, 10,862.10 and 3,343.68 is: 5,013.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244.10 : 10,862.10 = 3,343.68 : x
  2. Step 2: Convert to fraction form
    7,244.10/10,862.10 = 3,343.68/x
  3. Step 3: Cross multiply
    7,244.10x = 10,862.10 × 3,343.68
  4. Step 4: Simplify right side
    7,244.10x = 36,319,386.53
  5. Step 5: Solve for x
    x = 36,319,386.53/7,244.10
  6. Step 6: Final answer
    x = 5,013.65

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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.