Home / 5,169.75-7,753.26-2,247.39

Finding the Fourth Proportional to 5,169.75, 7,753.26 and 2,247.39

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Solution

The fourth proportional to 5,169.75, 7,753.26 and 2,247.39 is: 3,370.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169.75 : 7,753.26 = 2,247.39 : x
  2. Step 2: Convert to fraction form
    5,169.75/7,753.26 = 2,247.39/x
  3. Step 3: Cross multiply
    5,169.75x = 7,753.26 × 2,247.39
  4. Step 4: Simplify right side
    5,169.75x = 17,424,598.99
  5. Step 5: Solve for x
    x = 17,424,598.99/5,169.75
  6. Step 6: Final answer
    x = 3,370.49

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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.