Home / 3,248.69-4,872.87-1,861.16

Finding the Fourth Proportional to 3,248.69, 4,872.87 and 1,861.16

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Solution

The fourth proportional to 3,248.69, 4,872.87 and 1,861.16 is: 2,791.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.69 : 4,872.87 = 1,861.16 : x
  2. Step 2: Convert to fraction form
    3,248.69/4,872.87 = 1,861.16/x
  3. Step 3: Cross multiply
    3,248.69x = 4,872.87 × 1,861.16
  4. Step 4: Simplify right side
    3,248.69x = 9,069,202.91
  5. Step 5: Solve for x
    x = 9,069,202.91/3,248.69
  6. Step 6: Final answer
    x = 2,791.65

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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.