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Finding the Fourth Proportional to 5,010.88, 7,516.44 and 1,724.14

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Solution

The fourth proportional to 5,010.88, 7,516.44 and 1,724.14 is: 2,586.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.88 : 7,516.44 = 1,724.14 : x
  2. Step 2: Convert to fraction form
    5,010.88/7,516.44 = 1,724.14/x
  3. Step 3: Cross multiply
    5,010.88x = 7,516.44 × 1,724.14
  4. Step 4: Simplify right side
    5,010.88x = 12,959,394.86
  5. Step 5: Solve for x
    x = 12,959,394.86/5,010.88
  6. Step 6: Final answer
    x = 2,586.25

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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.