Home / 6,287.25-8,677.17-3,634.68

Finding the Fourth Proportional to 6,287.25, 8,677.17 and 3,634.68

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Solution

The fourth proportional to 6,287.25, 8,677.17 and 3,634.68 is: 5,016.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287.25 : 8,677.17 = 3,634.68 : x
  2. Step 2: Convert to fraction form
    6,287.25/8,677.17 = 3,634.68/x
  3. Step 3: Cross multiply
    6,287.25x = 8,677.17 × 3,634.68
  4. Step 4: Simplify right side
    6,287.25x = 31,538,736.26
  5. Step 5: Solve for x
    x = 31,538,736.26/6,287.25
  6. Step 6: Final answer
    x = 5,016.30

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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.