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Finding the Fourth Proportional to 4,310.66, 5,948.71 and 2,447.66

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Solution

The fourth proportional to 4,310.66, 5,948.71 and 2,447.66 is: 3,377.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,310.66 : 5,948.71 = 2,447.66 : x
  2. Step 2: Convert to fraction form
    4,310.66/5,948.71 = 2,447.66/x
  3. Step 3: Cross multiply
    4,310.66x = 5,948.71 × 2,447.66
  4. Step 4: Simplify right side
    4,310.66x = 14,560,419.52
  5. Step 5: Solve for x
    x = 14,560,419.52/4,310.66
  6. Step 6: Final answer
    x = 3,377.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.