Home / 2,720.27-3,753.99-1,600.98

Finding the Fourth Proportional to 2,720.27, 3,753.99 and 1,600.98

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Solution

The fourth proportional to 2,720.27, 3,753.99 and 1,600.98 is: 2,209.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720.27 : 3,753.99 = 1,600.98 : x
  2. Step 2: Convert to fraction form
    2,720.27/3,753.99 = 1,600.98/x
  3. Step 3: Cross multiply
    2,720.27x = 3,753.99 × 1,600.98
  4. Step 4: Simplify right side
    2,720.27x = 6,010,062.91
  5. Step 5: Solve for x
    x = 6,010,062.91/2,720.27
  6. Step 6: Final answer
    x = 2,209.37

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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.