Home / 2,732.03-3,770.22-1,553.10

Finding the Fourth Proportional to 2,732.03, 3,770.22 and 1,553.10

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Solution

The fourth proportional to 2,732.03, 3,770.22 and 1,553.10 is: 2,143.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,732.03 : 3,770.22 = 1,553.10 : x
  2. Step 2: Convert to fraction form
    2,732.03/3,770.22 = 1,553.10/x
  3. Step 3: Cross multiply
    2,732.03x = 3,770.22 × 1,553.10
  4. Step 4: Simplify right side
    2,732.03x = 5,855,528.68
  5. Step 5: Solve for x
    x = 5,855,528.68/2,732.03
  6. Step 6: Final answer
    x = 2,143.29

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1.5x scale

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.