Home / 6,847.41-9,449.19-3,862.86

Finding the Fourth Proportional to 6,847.41, 9,449.19 and 3,862.86

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Solution

The fourth proportional to 6,847.41, 9,449.19 and 3,862.86 is: 5,330.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,847.41 : 9,449.19 = 3,862.86 : x
  2. Step 2: Convert to fraction form
    6,847.41/9,449.19 = 3,862.86/x
  3. Step 3: Cross multiply
    6,847.41x = 9,449.19 × 3,862.86
  4. Step 4: Simplify right side
    6,847.41x = 36,500,898.08
  5. Step 5: Solve for x
    x = 36,500,898.08/6,847.41
  6. Step 6: Final answer
    x = 5,330.61

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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.