Home / 7,016.14-9,684.29-4,147.53

Finding the Fourth Proportional to 7,016.14, 9,684.29 and 4,147.53

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Solution

The fourth proportional to 7,016.14, 9,684.29 and 4,147.53 is: 5,724.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,016.14 : 9,684.29 = 4,147.53 : x
  2. Step 2: Convert to fraction form
    7,016.14/9,684.29 = 4,147.53/x
  3. Step 3: Cross multiply
    7,016.14x = 9,684.29 × 4,147.53
  4. Step 4: Simplify right side
    7,016.14x = 40,165,883.30
  5. Step 5: Solve for x
    x = 40,165,883.30/7,016.14
  6. Step 6: Final answer
    x = 5,724.78

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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.