Home / 6,186.42-8,537.18-3,391.92

Finding the Fourth Proportional to 6,186.42, 8,537.18 and 3,391.92

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Solution

The fourth proportional to 6,186.42, 8,537.18 and 3,391.92 is: 4,680.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,186.42 : 8,537.18 = 3,391.92 : x
  2. Step 2: Convert to fraction form
    6,186.42/8,537.18 = 3,391.92/x
  3. Step 3: Cross multiply
    6,186.42x = 8,537.18 × 3,391.92
  4. Step 4: Simplify right side
    6,186.42x = 28,957,414.63
  5. Step 5: Solve for x
    x = 28,957,414.63/6,186.42
  6. Step 6: Final answer
    x = 4,680.80

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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.