Home / 3,169.76-4,374.18-1,753.41

Finding the Fourth Proportional to 3,169.76, 4,374.18 and 1,753.41

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Solution

The fourth proportional to 3,169.76, 4,374.18 and 1,753.41 is: 2,419.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.76 : 4,374.18 = 1,753.41 : x
  2. Step 2: Convert to fraction form
    3,169.76/4,374.18 = 1,753.41/x
  3. Step 3: Cross multiply
    3,169.76x = 4,374.18 × 1,753.41
  4. Step 4: Simplify right side
    3,169.76x = 7,669,709.08
  5. Step 5: Solve for x
    x = 7,669,709.08/3,169.76
  6. Step 6: Final answer
    x = 2,419.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.