Home / 3,908.31-5,862.66-1,443.87

Finding the Fourth Proportional to 3,908.31, 5,862.66 and 1,443.87

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Solution

The fourth proportional to 3,908.31, 5,862.66 and 1,443.87 is: 2,165.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908.31 : 5,862.66 = 1,443.87 : x
  2. Step 2: Convert to fraction form
    3,908.31/5,862.66 = 1,443.87/x
  3. Step 3: Cross multiply
    3,908.31x = 5,862.66 × 1,443.87
  4. Step 4: Simplify right side
    3,908.31x = 8,464,918.89
  5. Step 5: Solve for x
    x = 8,464,918.89/3,908.31
  6. Step 6: Final answer
    x = 2,165.88

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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.