Home / 3,974.40-5,966.06-2,514.38

Finding the Fourth Proportional to 3,974.40, 5,966.06 and 2,514.38

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Solution

The fourth proportional to 3,974.40, 5,966.06 and 2,514.38 is: 3,774.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.40 : 5,966.06 = 2,514.38 : x
  2. Step 2: Convert to fraction form
    3,974.40/5,966.06 = 2,514.38/x
  3. Step 3: Cross multiply
    3,974.40x = 5,966.06 × 2,514.38
  4. Step 4: Simplify right side
    3,974.40x = 15,000,899.54
  5. Step 5: Solve for x
    x = 15,000,899.54/3,974.40
  6. Step 6: Final answer
    x = 3,774.38

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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.