Home / 2,310.90-3,188.03-1,414.29

Finding the Fourth Proportional to 2,310.90, 3,188.03 and 1,414.29

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Solution

The fourth proportional to 2,310.90, 3,188.03 and 1,414.29 is: 1,951.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.90 : 3,188.03 = 1,414.29 : x
  2. Step 2: Convert to fraction form
    2,310.90/3,188.03 = 1,414.29/x
  3. Step 3: Cross multiply
    2,310.90x = 3,188.03 × 1,414.29
  4. Step 4: Simplify right side
    2,310.90x = 4,508,803.83
  5. Step 5: Solve for x
    x = 4,508,803.83/2,310.90
  6. Step 6: Final answer
    x = 1,951.11

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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.