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Finding the Fourth Proportional to 7,310.03, 10,965.05 and 2,380.17

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Solution

The fourth proportional to 7,310.03, 10,965.05 and 2,380.17 is: 3,570.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310.03 : 10,965.05 = 2,380.17 : x
  2. Step 2: Convert to fraction form
    7,310.03/10,965.05 = 2,380.17/x
  3. Step 3: Cross multiply
    7,310.03x = 10,965.05 × 2,380.17
  4. Step 4: Simplify right side
    7,310.03x = 26,098,683.06
  5. Step 5: Solve for x
    x = 26,098,683.06/7,310.03
  6. Step 6: Final answer
    x = 3,570.26

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Similar ratio
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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.