Home / 3,716.30-5,575.08-1,251.11

Finding the Fourth Proportional to 3,716.30, 5,575.08 and 1,251.11

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Solution

The fourth proportional to 3,716.30, 5,575.08 and 1,251.11 is: 1,876.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.30 : 5,575.08 = 1,251.11 : x
  2. Step 2: Convert to fraction form
    3,716.30/5,575.08 = 1,251.11/x
  3. Step 3: Cross multiply
    3,716.30x = 5,575.08 × 1,251.11
  4. Step 4: Simplify right side
    3,716.30x = 6,975,038.34
  5. Step 5: Solve for x
    x = 6,975,038.34/3,716.30
  6. Step 6: Final answer
    x = 1,876.88

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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.