Home / 8,350.38-12,520.13-2,727.36

Finding the Fourth Proportional to 8,350.38, 12,520.13 and 2,727.36

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Solution

The fourth proportional to 8,350.38, 12,520.13 and 2,727.36 is: 4,089.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,350.38 : 12,520.13 = 2,727.36 : x
  2. Step 2: Convert to fraction form
    8,350.38/12,520.13 = 2,727.36/x
  3. Step 3: Cross multiply
    8,350.38x = 12,520.13 × 2,727.36
  4. Step 4: Simplify right side
    8,350.38x = 34,146,888.12
  5. Step 5: Solve for x
    x = 34,146,888.12/8,350.38
  6. Step 6: Final answer
    x = 4,089.26

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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.