Home / 4,304.79-6,456.96-1,382.87

Finding the Fourth Proportional to 4,304.79, 6,456.96 and 1,382.87

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Solution

The fourth proportional to 4,304.79, 6,456.96 and 1,382.87 is: 2,074.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,304.79 : 6,456.96 = 1,382.87 : x
  2. Step 2: Convert to fraction form
    4,304.79/6,456.96 = 1,382.87/x
  3. Step 3: Cross multiply
    4,304.79x = 6,456.96 × 1,382.87
  4. Step 4: Simplify right side
    4,304.79x = 8,929,136.28
  5. Step 5: Solve for x
    x = 8,929,136.28/4,304.79
  6. Step 6: Final answer
    x = 2,074.23

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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.