Home / 3,314.39-4,972.89-1,366.13

Finding the Fourth Proportional to 3,314.39, 4,972.89 and 1,366.13

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Solution

The fourth proportional to 3,314.39, 4,972.89 and 1,366.13 is: 2,049.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314.39 : 4,972.89 = 1,366.13 : x
  2. Step 2: Convert to fraction form
    3,314.39/4,972.89 = 1,366.13/x
  3. Step 3: Cross multiply
    3,314.39x = 4,972.89 × 1,366.13
  4. Step 4: Simplify right side
    3,314.39x = 6,793,631.77
  5. Step 5: Solve for x
    x = 6,793,631.77/3,314.39
  6. Step 6: Final answer
    x = 2,049.74

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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.