Home / 2,347.11-3,519.45-1,251.18

Finding the Fourth Proportional to 2,347.11, 3,519.45 and 1,251.18

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Solution

The fourth proportional to 2,347.11, 3,519.45 and 1,251.18 is: 1,876.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.11 : 3,519.45 = 1,251.18 : x
  2. Step 2: Convert to fraction form
    2,347.11/3,519.45 = 1,251.18/x
  3. Step 3: Cross multiply
    2,347.11x = 3,519.45 × 1,251.18
  4. Step 4: Simplify right side
    2,347.11x = 4,403,465.45
  5. Step 5: Solve for x
    x = 4,403,465.45/2,347.11
  6. Step 6: Final answer
    x = 1,876.12

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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.