Home / 6,425.05-9,639.29-2,727.49

Finding the Fourth Proportional to 6,425.05, 9,639.29 and 2,727.49

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Solution

The fourth proportional to 6,425.05, 9,639.29 and 2,727.49 is: 4,091.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,425.05 : 9,639.29 = 2,727.49 : x
  2. Step 2: Convert to fraction form
    6,425.05/9,639.29 = 2,727.49/x
  3. Step 3: Cross multiply
    6,425.05x = 9,639.29 × 2,727.49
  4. Step 4: Simplify right side
    6,425.05x = 26,291,067.08
  5. Step 5: Solve for x
    x = 26,291,067.08/6,425.05
  6. Step 6: Final answer
    x = 4,091.96

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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.