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Finding the Fourth Proportional to 3,046.76, 4,569.22 and 966.68

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Solution

The fourth proportional to 3,046.76, 4,569.22 and 966.68 is: 1,449.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,046.76 : 4,569.22 = 966.68 : x
  2. Step 2: Convert to fraction form
    3,046.76/4,569.22 = 966.68/x
  3. Step 3: Cross multiply
    3,046.76x = 4,569.22 × 966.68
  4. Step 4: Simplify right side
    3,046.76x = 4,416,948.33
  5. Step 5: Solve for x
    x = 4,416,948.33/3,046.76
  6. Step 6: Final answer
    x = 1,449.72

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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.