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Finding the Fourth Proportional to 6,627.99, 9,942.17 and 3,549.99

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Solution

The fourth proportional to 6,627.99, 9,942.17 and 3,549.99 is: 5,325.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,627.99 : 9,942.17 = 3,549.99 : x
  2. Step 2: Convert to fraction form
    6,627.99/9,942.17 = 3,549.99/x
  3. Step 3: Cross multiply
    6,627.99x = 9,942.17 × 3,549.99
  4. Step 4: Simplify right side
    6,627.99x = 35,294,586.33
  5. Step 5: Solve for x
    x = 35,294,586.33/6,627.99
  6. Step 6: Final answer
    x = 5,325.08

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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.