Home / 4,084.25-6,123.74-1,745.78

Finding the Fourth Proportional to 4,084.25, 6,123.74 and 1,745.78

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Solution

The fourth proportional to 4,084.25, 6,123.74 and 1,745.78 is: 2,617.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084.25 : 6,123.74 = 1,745.78 : x
  2. Step 2: Convert to fraction form
    4,084.25/6,123.74 = 1,745.78/x
  3. Step 3: Cross multiply
    4,084.25x = 6,123.74 × 1,745.78
  4. Step 4: Simplify right side
    4,084.25x = 10,690,663.47
  5. Step 5: Solve for x
    x = 10,690,663.47/4,084.25
  6. Step 6: Final answer
    x = 2,617.54

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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.