Home / 2,110.11-3,167.97-1,693.87

Finding the Fourth Proportional to 2,110.11, 3,167.97 and 1,693.87

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Solution

The fourth proportional to 2,110.11, 3,167.97 and 1,693.87 is: 2,543.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.11 : 3,167.97 = 1,693.87 : x
  2. Step 2: Convert to fraction form
    2,110.11/3,167.97 = 1,693.87/x
  3. Step 3: Cross multiply
    2,110.11x = 3,167.97 × 1,693.87
  4. Step 4: Simplify right side
    2,110.11x = 5,366,126.95
  5. Step 5: Solve for x
    x = 5,366,126.95/2,110.11
  6. Step 6: Final answer
    x = 2,543.06

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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.