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Finding the Fourth Proportional to 4,966.17, 7,449.21 and 1,503.42

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Solution

The fourth proportional to 4,966.17, 7,449.21 and 1,503.42 is: 2,255.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,966.17 : 7,449.21 = 1,503.42 : x
  2. Step 2: Convert to fraction form
    4,966.17/7,449.21 = 1,503.42/x
  3. Step 3: Cross multiply
    4,966.17x = 7,449.21 × 1,503.42
  4. Step 4: Simplify right side
    4,966.17x = 11,199,291.30
  5. Step 5: Solve for x
    x = 11,199,291.30/4,966.17
  6. Step 6: Final answer
    x = 2,255.12

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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.