Home / 2,761.32-4,121.67-2,433.24

Finding the Fourth Proportional to 2,761.32, 4,121.67 and 2,433.24

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Solution

The fourth proportional to 2,761.32, 4,121.67 and 2,433.24 is: 3,631.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761.32 : 4,121.67 = 2,433.24 : x
  2. Step 2: Convert to fraction form
    2,761.32/4,121.67 = 2,433.24/x
  3. Step 3: Cross multiply
    2,761.32x = 4,121.67 × 2,433.24
  4. Step 4: Simplify right side
    2,761.32x = 10,029,012.31
  5. Step 5: Solve for x
    x = 10,029,012.31/2,761.32
  6. Step 6: Final answer
    x = 3,631.96

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.