Home / 2,719.62-4,081.25-1,746.41

Finding the Fourth Proportional to 2,719.62, 4,081.25 and 1,746.41

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Solution

The fourth proportional to 2,719.62, 4,081.25 and 1,746.41 is: 2,620.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719.62 : 4,081.25 = 1,746.41 : x
  2. Step 2: Convert to fraction form
    2,719.62/4,081.25 = 1,746.41/x
  3. Step 3: Cross multiply
    2,719.62x = 4,081.25 × 1,746.41
  4. Step 4: Simplify right side
    2,719.62x = 7,127,515.41
  5. Step 5: Solve for x
    x = 7,127,515.41/2,719.62
  6. Step 6: Final answer
    x = 2,620.78

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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.