Home / 6,147.75-9,217.26-3,375.72

Finding the Fourth Proportional to 6,147.75, 9,217.26 and 3,375.72

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Solution

The fourth proportional to 6,147.75, 9,217.26 and 3,375.72 is: 5,061.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147.75 : 9,217.26 = 3,375.72 : x
  2. Step 2: Convert to fraction form
    6,147.75/9,217.26 = 3,375.72/x
  3. Step 3: Cross multiply
    6,147.75x = 9,217.26 × 3,375.72
  4. Step 4: Simplify right side
    6,147.75x = 31,114,888.93
  5. Step 5: Solve for x
    x = 31,114,888.93/6,147.75
  6. Step 6: Final answer
    x = 5,061.18

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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.