Home / 7,765.06-10,713.45-7,016.62

Finding the Fourth Proportional to 7,765.06, 10,713.45 and 7,016.62

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Solution

The fourth proportional to 7,765.06, 10,713.45 and 7,016.62 is: 9,680.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,765.06 : 10,713.45 = 7,016.62 : x
  2. Step 2: Convert to fraction form
    7,765.06/10,713.45 = 7,016.62/x
  3. Step 3: Cross multiply
    7,765.06x = 10,713.45 × 7,016.62
  4. Step 4: Simplify right side
    7,765.06x = 75,172,207.54
  5. Step 5: Solve for x
    x = 75,172,207.54/7,765.06
  6. Step 6: Final answer
    x = 9,680.83

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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.