Home / 3,376.11-5,061.03-1,729.02

Finding the Fourth Proportional to 3,376.11, 5,061.03 and 1,729.02

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Solution

The fourth proportional to 3,376.11, 5,061.03 and 1,729.02 is: 2,591.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,376.11 : 5,061.03 = 1,729.02 : x
  2. Step 2: Convert to fraction form
    3,376.11/5,061.03 = 1,729.02/x
  3. Step 3: Cross multiply
    3,376.11x = 5,061.03 × 1,729.02
  4. Step 4: Simplify right side
    3,376.11x = 8,750,622.09
  5. Step 5: Solve for x
    x = 8,750,622.09/3,376.11
  6. Step 6: Final answer
    x = 2,591.92

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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.