Home / 4,186.38-6,289.36-3,949.95

Finding the Fourth Proportional to 4,186.38, 6,289.36 and 3,949.95

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Solution

The fourth proportional to 4,186.38, 6,289.36 and 3,949.95 is: 5,934.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.38 : 6,289.36 = 3,949.95 : x
  2. Step 2: Convert to fraction form
    4,186.38/6,289.36 = 3,949.95/x
  3. Step 3: Cross multiply
    4,186.38x = 6,289.36 × 3,949.95
  4. Step 4: Simplify right side
    4,186.38x = 24,842,657.53
  5. Step 5: Solve for x
    x = 24,842,657.53/4,186.38
  6. Step 6: Final answer
    x = 5,934.16

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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.