Home / 2,260.32-3,390.76-799.18

Finding the Fourth Proportional to 2,260.32, 3,390.76 and 799.18

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Solution

The fourth proportional to 2,260.32, 3,390.76 and 799.18 is: 1,198.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.32 : 3,390.76 = 799.18 : x
  2. Step 2: Convert to fraction form
    2,260.32/3,390.76 = 799.18/x
  3. Step 3: Cross multiply
    2,260.32x = 3,390.76 × 799.18
  4. Step 4: Simplify right side
    2,260.32x = 2,709,827.58
  5. Step 5: Solve for x
    x = 2,709,827.58/2,260.32
  6. Step 6: Final answer
    x = 1,198.87

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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.