Home / 5,168.32-7,756.14-2,247.48

Finding the Fourth Proportional to 5,168.32, 7,756.14 and 2,247.48

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Solution

The fourth proportional to 5,168.32, 7,756.14 and 2,247.48 is: 3,372.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168.32 : 7,756.14 = 2,247.48 : x
  2. Step 2: Convert to fraction form
    5,168.32/7,756.14 = 2,247.48/x
  3. Step 3: Cross multiply
    5,168.32x = 7,756.14 × 2,247.48
  4. Step 4: Simplify right side
    5,168.32x = 17,431,769.53
  5. Step 5: Solve for x
    x = 17,431,769.53/5,168.32
  6. Step 6: Final answer
    x = 3,372.81

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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.