Home / 6,186.94-9,278.10-2,487.92

Finding the Fourth Proportional to 6,186.94, 9,278.10 and 2,487.92

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Solution

The fourth proportional to 6,186.94, 9,278.10 and 2,487.92 is: 3,730.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,186.94 : 9,278.10 = 2,487.92 : x
  2. Step 2: Convert to fraction form
    6,186.94/9,278.10 = 2,487.92/x
  3. Step 3: Cross multiply
    6,186.94x = 9,278.10 × 2,487.92
  4. Step 4: Simplify right side
    6,186.94x = 23,083,170.55
  5. Step 5: Solve for x
    x = 23,083,170.55/6,186.94
  6. Step 6: Final answer
    x = 3,730.95

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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.