Home / 4,463.52-6,687.18-1,861.80

Finding the Fourth Proportional to 4,463.52, 6,687.18 and 1,861.80

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Solution

The fourth proportional to 4,463.52, 6,687.18 and 1,861.80 is: 2,789.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,463.52 : 6,687.18 = 1,861.80 : x
  2. Step 2: Convert to fraction form
    4,463.52/6,687.18 = 1,861.80/x
  3. Step 3: Cross multiply
    4,463.52x = 6,687.18 × 1,861.80
  4. Step 4: Simplify right side
    4,463.52x = 12,450,191.72
  5. Step 5: Solve for x
    x = 12,450,191.72/4,463.52
  6. Step 6: Final answer
    x = 2,789.32

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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.