Home / 3,542.29-4,888.41-1,949.02

Finding the Fourth Proportional to 3,542.29, 4,888.41 and 1,949.02

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Solution

The fourth proportional to 3,542.29, 4,888.41 and 1,949.02 is: 2,689.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.29 : 4,888.41 = 1,949.02 : x
  2. Step 2: Convert to fraction form
    3,542.29/4,888.41 = 1,949.02/x
  3. Step 3: Cross multiply
    3,542.29x = 4,888.41 × 1,949.02
  4. Step 4: Simplify right side
    3,542.29x = 9,527,608.86
  5. Step 5: Solve for x
    x = 9,527,608.86/3,542.29
  6. Step 6: Final answer
    x = 2,689.68

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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.