Home / 6,375.24-8,791.11-4,486.19

Finding the Fourth Proportional to 6,375.24, 8,791.11 and 4,486.19

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Solution

The fourth proportional to 6,375.24, 8,791.11 and 4,486.19 is: 6,186.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,375.24 : 8,791.11 = 4,486.19 : x
  2. Step 2: Convert to fraction form
    6,375.24/8,791.11 = 4,486.19/x
  3. Step 3: Cross multiply
    6,375.24x = 8,791.11 × 4,486.19
  4. Step 4: Simplify right side
    6,375.24x = 39,438,545.82
  5. Step 5: Solve for x
    x = 39,438,545.82/6,375.24
  6. Step 6: Final answer
    x = 6,186.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.