Home / 4,149.54-6,223.97-1,375.31

Finding the Fourth Proportional to 4,149.54, 6,223.97 and 1,375.31

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Solution

The fourth proportional to 4,149.54, 6,223.97 and 1,375.31 is: 2,062.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.54 : 6,223.97 = 1,375.31 : x
  2. Step 2: Convert to fraction form
    4,149.54/6,223.97 = 1,375.31/x
  3. Step 3: Cross multiply
    4,149.54x = 6,223.97 × 1,375.31
  4. Step 4: Simplify right side
    4,149.54x = 8,559,888.18
  5. Step 5: Solve for x
    x = 8,559,888.18/4,149.54
  6. Step 6: Final answer
    x = 2,062.85

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1.5x scale

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.