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Finding the Fourth Proportional to 7,079.13, 10,619.10 and 2,701.89

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Solution

The fourth proportional to 7,079.13, 10,619.10 and 2,701.89 is: 4,052.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,079.13 : 10,619.10 = 2,701.89 : x
  2. Step 2: Convert to fraction form
    7,079.13/10,619.10 = 2,701.89/x
  3. Step 3: Cross multiply
    7,079.13x = 10,619.10 × 2,701.89
  4. Step 4: Simplify right side
    7,079.13x = 28,691,640.10
  5. Step 5: Solve for x
    x = 28,691,640.10/7,079.13
  6. Step 6: Final answer
    x = 4,052.99

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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.