Home / 3,725.28-5,583.06-1,531.80

Finding the Fourth Proportional to 3,725.28, 5,583.06 and 1,531.80

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Solution

The fourth proportional to 3,725.28, 5,583.06 and 1,531.80 is: 2,295.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.28 : 5,583.06 = 1,531.80 : x
  2. Step 2: Convert to fraction form
    3,725.28/5,583.06 = 1,531.80/x
  3. Step 3: Cross multiply
    3,725.28x = 5,583.06 × 1,531.80
  4. Step 4: Simplify right side
    3,725.28x = 8,552,131.31
  5. Step 5: Solve for x
    x = 8,552,131.31/3,725.28
  6. Step 6: Final answer
    x = 2,295.70

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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.