Home / 3,631.92-5,443.42-2,586.25

Finding the Fourth Proportional to 3,631.92, 5,443.42 and 2,586.25

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Solution

The fourth proportional to 3,631.92, 5,443.42 and 2,586.25 is: 3,876.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.92 : 5,443.42 = 2,586.25 : x
  2. Step 2: Convert to fraction form
    3,631.92/5,443.42 = 2,586.25/x
  3. Step 3: Cross multiply
    3,631.92x = 5,443.42 × 2,586.25
  4. Step 4: Simplify right side
    3,631.92x = 14,078,044.98
  5. Step 5: Solve for x
    x = 14,078,044.98/3,631.92
  6. Step 6: Final answer
    x = 3,876.20

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1.5x scale

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.