Home / 8,016.73-11,066.21-7,175.98

Finding the Fourth Proportional to 8,016.73, 11,066.21 and 7,175.98

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Solution

The fourth proportional to 8,016.73, 11,066.21 and 7,175.98 is: 9,905.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,016.73 : 11,066.21 = 7,175.98 : x
  2. Step 2: Convert to fraction form
    8,016.73/11,066.21 = 7,175.98/x
  3. Step 3: Cross multiply
    8,016.73x = 11,066.21 × 7,175.98
  4. Step 4: Simplify right side
    8,016.73x = 79,410,926.68
  5. Step 5: Solve for x
    x = 79,410,926.68/8,016.73
  6. Step 6: Final answer
    x = 9,905.65

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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.