Home / 4,343.28-6,511.92-1,744.80

Finding the Fourth Proportional to 4,343.28, 6,511.92 and 1,744.80

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Solution

The fourth proportional to 4,343.28, 6,511.92 and 1,744.80 is: 2,615.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,343.28 : 6,511.92 = 1,744.80 : x
  2. Step 2: Convert to fraction form
    4,343.28/6,511.92 = 1,744.80/x
  3. Step 3: Cross multiply
    4,343.28x = 6,511.92 × 1,744.80
  4. Step 4: Simplify right side
    4,343.28x = 11,361,998.02
  5. Step 5: Solve for x
    x = 11,361,998.02/4,343.28
  6. Step 6: Final answer
    x = 2,615.99

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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.