Home / 2,519.27-3,780.19-1,132.33

Finding the Fourth Proportional to 2,519.27, 3,780.19 and 1,132.33

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Solution

The fourth proportional to 2,519.27, 3,780.19 and 1,132.33 is: 1,699.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.27 : 3,780.19 = 1,132.33 : x
  2. Step 2: Convert to fraction form
    2,519.27/3,780.19 = 1,132.33/x
  3. Step 3: Cross multiply
    2,519.27x = 3,780.19 × 1,132.33
  4. Step 4: Simplify right side
    2,519.27x = 4,280,422.54
  5. Step 5: Solve for x
    x = 4,280,422.54/2,519.27
  6. Step 6: Final answer
    x = 1,699.07

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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.