Home / 3,287.87-4,537.52-1,872.02

Finding the Fourth Proportional to 3,287.87, 4,537.52 and 1,872.02

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Solution

The fourth proportional to 3,287.87, 4,537.52 and 1,872.02 is: 2,583.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287.87 : 4,537.52 = 1,872.02 : x
  2. Step 2: Convert to fraction form
    3,287.87/4,537.52 = 1,872.02/x
  3. Step 3: Cross multiply
    3,287.87x = 4,537.52 × 1,872.02
  4. Step 4: Simplify right side
    3,287.87x = 8,494,320.18
  5. Step 5: Solve for x
    x = 8,494,320.18/3,287.87
  6. Step 6: Final answer
    x = 2,583.53

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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.