Home / 7,683.14-11,517.42-2,750.24

Finding the Fourth Proportional to 7,683.14, 11,517.42 and 2,750.24

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Solution

The fourth proportional to 7,683.14, 11,517.42 and 2,750.24 is: 4,122.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,683.14 : 11,517.42 = 2,750.24 : x
  2. Step 2: Convert to fraction form
    7,683.14/11,517.42 = 2,750.24/x
  3. Step 3: Cross multiply
    7,683.14x = 11,517.42 × 2,750.24
  4. Step 4: Simplify right side
    7,683.14x = 31,675,708.29
  5. Step 5: Solve for x
    x = 31,675,708.29/7,683.14
  6. Step 6: Final answer
    x = 4,122.75

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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.