Home / 3,010.38-4,511.72-2,618.76

Finding the Fourth Proportional to 3,010.38, 4,511.72 and 2,618.76

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Solution

The fourth proportional to 3,010.38, 4,511.72 and 2,618.76 is: 3,924.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.38 : 4,511.72 = 2,618.76 : x
  2. Step 2: Convert to fraction form
    3,010.38/4,511.72 = 2,618.76/x
  3. Step 3: Cross multiply
    3,010.38x = 4,511.72 × 2,618.76
  4. Step 4: Simplify right side
    3,010.38x = 11,815,111.87
  5. Step 5: Solve for x
    x = 11,815,111.87/3,010.38
  6. Step 6: Final answer
    x = 3,924.79

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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.