Home / 3,010.76-4,162.92-2,641.76

Finding the Fourth Proportional to 3,010.76, 4,162.92 and 2,641.76

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Solution

The fourth proportional to 3,010.76, 4,162.92 and 2,641.76 is: 3,652.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.76 : 4,162.92 = 2,641.76 : x
  2. Step 2: Convert to fraction form
    3,010.76/4,162.92 = 2,641.76/x
  3. Step 3: Cross multiply
    3,010.76x = 4,162.92 × 2,641.76
  4. Step 4: Simplify right side
    3,010.76x = 10,997,435.54
  5. Step 5: Solve for x
    x = 10,997,435.54/3,010.76
  6. Step 6: Final answer
    x = 3,652.71

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Half scale
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Double scale
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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.