Home / 2,746.38-4,120.17-1,513.15

Finding the Fourth Proportional to 2,746.38, 4,120.17 and 1,513.15

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Solution

The fourth proportional to 2,746.38, 4,120.17 and 1,513.15 is: 2,270.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.38 : 4,120.17 = 1,513.15 : x
  2. Step 2: Convert to fraction form
    2,746.38/4,120.17 = 1,513.15/x
  3. Step 3: Cross multiply
    2,746.38x = 4,120.17 × 1,513.15
  4. Step 4: Simplify right side
    2,746.38x = 6,234,449.32
  5. Step 5: Solve for x
    x = 6,234,449.32/2,746.38
  6. Step 6: Final answer
    x = 2,270.06

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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.