Home / 5,015.44-6,918.96-3,247.57

Finding the Fourth Proportional to 5,015.44, 6,918.96 and 3,247.57

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Solution

The fourth proportional to 5,015.44, 6,918.96 and 3,247.57 is: 4,480.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015.44 : 6,918.96 = 3,247.57 : x
  2. Step 2: Convert to fraction form
    5,015.44/6,918.96 = 3,247.57/x
  3. Step 3: Cross multiply
    5,015.44x = 6,918.96 × 3,247.57
  4. Step 4: Simplify right side
    5,015.44x = 22,469,806.93
  5. Step 5: Solve for x
    x = 22,469,806.93/5,015.44
  6. Step 6: Final answer
    x = 4,480.13

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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.