Home / 2,732.32-4,099.20-1,763.20

Finding the Fourth Proportional to 2,732.32, 4,099.20 and 1,763.20

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Solution

The fourth proportional to 2,732.32, 4,099.20 and 1,763.20 is: 2,645.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,732.32 : 4,099.20 = 1,763.20 : x
  2. Step 2: Convert to fraction form
    2,732.32/4,099.20 = 1,763.20/x
  3. Step 3: Cross multiply
    2,732.32x = 4,099.20 × 1,763.20
  4. Step 4: Simplify right side
    2,732.32x = 7,227,709.44
  5. Step 5: Solve for x
    x = 7,227,709.44/2,732.32
  6. Step 6: Final answer
    x = 2,645.26

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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.