Home / 7,608.47-11,410.97-3,445.70

Finding the Fourth Proportional to 7,608.47, 11,410.97 and 3,445.70

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Solution

The fourth proportional to 7,608.47, 11,410.97 and 3,445.70 is: 5,167.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,608.47 : 11,410.97 = 3,445.70 : x
  2. Step 2: Convert to fraction form
    7,608.47/11,410.97 = 3,445.70/x
  3. Step 3: Cross multiply
    7,608.47x = 11,410.97 × 3,445.70
  4. Step 4: Simplify right side
    7,608.47x = 39,318,705.05
  5. Step 5: Solve for x
    x = 39,318,705.05/7,608.47
  6. Step 6: Final answer
    x = 5,167.76

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Double scale
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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.