Home / 6,171.86-8,517.13-3,339.24

Finding the Fourth Proportional to 6,171.86, 8,517.13 and 3,339.24

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Solution

The fourth proportional to 6,171.86, 8,517.13 and 3,339.24 is: 4,608.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,171.86 : 8,517.13 = 3,339.24 : x
  2. Step 2: Convert to fraction form
    6,171.86/8,517.13 = 3,339.24/x
  3. Step 3: Cross multiply
    6,171.86x = 8,517.13 × 3,339.24
  4. Step 4: Simplify right side
    6,171.86x = 28,440,700.89
  5. Step 5: Solve for x
    x = 28,440,700.89/6,171.86
  6. Step 6: Final answer
    x = 4,608.12

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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.