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Finding the Fourth Proportional to 3,008.74, 4,513.11 and 1,134.12

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Solution

The fourth proportional to 3,008.74, 4,513.11 and 1,134.12 is: 1,701.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.74 : 4,513.11 = 1,134.12 : x
  2. Step 2: Convert to fraction form
    3,008.74/4,513.11 = 1,134.12/x
  3. Step 3: Cross multiply
    3,008.74x = 4,513.11 × 1,134.12
  4. Step 4: Simplify right side
    3,008.74x = 5,118,404.33
  5. Step 5: Solve for x
    x = 5,118,404.33/3,008.74
  6. Step 6: Final answer
    x = 1,701.18

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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.