Home / 3,580.14-5,371.12-1,114.98

Finding the Fourth Proportional to 3,580.14, 5,371.12 and 1,114.98

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Solution

The fourth proportional to 3,580.14, 5,371.12 and 1,114.98 is: 1,672.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.14 : 5,371.12 = 1,114.98 : x
  2. Step 2: Convert to fraction form
    3,580.14/5,371.12 = 1,114.98/x
  3. Step 3: Cross multiply
    3,580.14x = 5,371.12 × 1,114.98
  4. Step 4: Simplify right side
    3,580.14x = 5,988,691.38
  5. Step 5: Solve for x
    x = 5,988,691.38/3,580.14
  6. Step 6: Final answer
    x = 1,672.75

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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.