Home / 6,287.41-8,671.62-4,049.47

Finding the Fourth Proportional to 6,287.41, 8,671.62 and 4,049.47

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Solution

The fourth proportional to 6,287.41, 8,671.62 and 4,049.47 is: 5,585.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287.41 : 8,671.62 = 4,049.47 : x
  2. Step 2: Convert to fraction form
    6,287.41/8,671.62 = 4,049.47/x
  3. Step 3: Cross multiply
    6,287.41x = 8,671.62 × 4,049.47
  4. Step 4: Simplify right side
    6,287.41x = 35,115,465.04
  5. Step 5: Solve for x
    x = 35,115,465.04/6,287.41
  6. Step 6: Final answer
    x = 5,585.04

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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.