Home / 2,631.27-3,951-2,514.41

Finding the Fourth Proportional to 2,631.27, 3,951 and 2,514.41

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Solution

The fourth proportional to 2,631.27, 3,951 and 2,514.41 is: 3,775.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631.27 : 3,951 = 2,514.41 : x
  2. Step 2: Convert to fraction form
    2,631.27/3,951 = 2,514.41/x
  3. Step 3: Cross multiply
    2,631.27x = 3,951 × 2,514.41
  4. Step 4: Simplify right side
    2,631.27x = 9,934,414.16
  5. Step 5: Solve for x
    x = 9,934,414.16/2,631.27
  6. Step 6: Final answer
    x = 3,775.52

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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.