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Finding the Fourth Proportional to 7,081.62, 10,607.95 and 3,372.62

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Solution

The fourth proportional to 7,081.62, 10,607.95 and 3,372.62 is: 5,052.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,081.62 : 10,607.95 = 3,372.62 : x
  2. Step 2: Convert to fraction form
    7,081.62/10,607.95 = 3,372.62/x
  3. Step 3: Cross multiply
    7,081.62x = 10,607.95 × 3,372.62
  4. Step 4: Simplify right side
    7,081.62x = 35,776,584.33
  5. Step 5: Solve for x
    x = 35,776,584.33/7,081.62
  6. Step 6: Final answer
    x = 5,052.03

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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.