Home / 3,114.34-4,671.03-1,382.66

Finding the Fourth Proportional to 3,114.34, 4,671.03 and 1,382.66

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Solution

The fourth proportional to 3,114.34, 4,671.03 and 1,382.66 is: 2,073.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.34 : 4,671.03 = 1,382.66 : x
  2. Step 2: Convert to fraction form
    3,114.34/4,671.03 = 1,382.66/x
  3. Step 3: Cross multiply
    3,114.34x = 4,671.03 × 1,382.66
  4. Step 4: Simplify right side
    3,114.34x = 6,458,446.34
  5. Step 5: Solve for x
    x = 6,458,446.34/3,114.34
  6. Step 6: Final answer
    x = 2,073.78

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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.