Home / 2,508.38-3,458.73-1,876.88

Finding the Fourth Proportional to 2,508.38, 3,458.73 and 1,876.88

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Solution

The fourth proportional to 2,508.38, 3,458.73 and 1,876.88 is: 2,587.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508.38 : 3,458.73 = 1,876.88 : x
  2. Step 2: Convert to fraction form
    2,508.38/3,458.73 = 1,876.88/x
  3. Step 3: Cross multiply
    2,508.38x = 3,458.73 × 1,876.88
  4. Step 4: Simplify right side
    2,508.38x = 6,491,603.87
  5. Step 5: Solve for x
    x = 6,491,603.87/2,508.38
  6. Step 6: Final answer
    x = 2,587.97

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1.5x scale

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.