Home / 3,359.30-4,635.89-1,867.28

Finding the Fourth Proportional to 3,359.30, 4,635.89 and 1,867.28

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Solution

The fourth proportional to 3,359.30, 4,635.89 and 1,867.28 is: 2,576.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.30 : 4,635.89 = 1,867.28 : x
  2. Step 2: Convert to fraction form
    3,359.30/4,635.89 = 1,867.28/x
  3. Step 3: Cross multiply
    3,359.30x = 4,635.89 × 1,867.28
  4. Step 4: Simplify right side
    3,359.30x = 8,656,472.16
  5. Step 5: Solve for x
    x = 8,656,472.16/3,359.30
  6. Step 6: Final answer
    x = 2,576.87

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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.