Home / 2,961.32-4,442.49-1,013.06

Finding the Fourth Proportional to 2,961.32, 4,442.49 and 1,013.06

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Solution

The fourth proportional to 2,961.32, 4,442.49 and 1,013.06 is: 1,519.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.32 : 4,442.49 = 1,013.06 : x
  2. Step 2: Convert to fraction form
    2,961.32/4,442.49 = 1,013.06/x
  3. Step 3: Cross multiply
    2,961.32x = 4,442.49 × 1,013.06
  4. Step 4: Simplify right side
    2,961.32x = 4,500,508.92
  5. Step 5: Solve for x
    x = 4,500,508.92/2,961.32
  6. Step 6: Final answer
    x = 1,519.76

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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.