Home / 3,375.95-5,061.53-1,294.20

Finding the Fourth Proportional to 3,375.95, 5,061.53 and 1,294.20

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Solution

The fourth proportional to 3,375.95, 5,061.53 and 1,294.20 is: 1,940.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.95 : 5,061.53 = 1,294.20 : x
  2. Step 2: Convert to fraction form
    3,375.95/5,061.53 = 1,294.20/x
  3. Step 3: Cross multiply
    3,375.95x = 5,061.53 × 1,294.20
  4. Step 4: Simplify right side
    3,375.95x = 6,550,635.36
  5. Step 5: Solve for x
    x = 6,550,635.36/3,375.95
  6. Step 6: Final answer
    x = 1,940.39

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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.