Home / 2,519.17-3,476.11-1,399.96

Finding the Fourth Proportional to 2,519.17, 3,476.11 and 1,399.96

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Solution

The fourth proportional to 2,519.17, 3,476.11 and 1,399.96 is: 1,931.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.17 : 3,476.11 = 1,399.96 : x
  2. Step 2: Convert to fraction form
    2,519.17/3,476.11 = 1,399.96/x
  3. Step 3: Cross multiply
    2,519.17x = 3,476.11 × 1,399.96
  4. Step 4: Simplify right side
    2,519.17x = 4,866,414.96
  5. Step 5: Solve for x
    x = 4,866,414.96/2,519.17
  6. Step 6: Final answer
    x = 1,931.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.