Home / 10,066.80-15,083.16-6,163.08

Finding the Fourth Proportional to 10,066.80, 15,083.16 and 6,163.08

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Solution

The fourth proportional to 10,066.80, 15,083.16 and 6,163.08 is: 9,234.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,066.80 : 15,083.16 = 6,163.08 : x
  2. Step 2: Convert to fraction form
    10,066.80/15,083.16 = 6,163.08/x
  3. Step 3: Cross multiply
    10,066.80x = 15,083.16 × 6,163.08
  4. Step 4: Simplify right side
    10,066.80x = 92,958,721.73
  5. Step 5: Solve for x
    x = 92,958,721.73/10,066.80
  6. Step 6: Final answer
    x = 9,234.19

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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.