Home / 2,732.23-3,769.57-2,136.87

Finding the Fourth Proportional to 2,732.23, 3,769.57 and 2,136.87

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Solution

The fourth proportional to 2,732.23, 3,769.57 and 2,136.87 is: 2,948.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,732.23 : 3,769.57 = 2,136.87 : x
  2. Step 2: Convert to fraction form
    2,732.23/3,769.57 = 2,136.87/x
  3. Step 3: Cross multiply
    2,732.23x = 3,769.57 × 2,136.87
  4. Step 4: Simplify right side
    2,732.23x = 8,055,081.05
  5. Step 5: Solve for x
    x = 8,055,081.05/2,732.23
  6. Step 6: Final answer
    x = 2,948.17

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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.