Home / 5,147.42-7,717.46-2,224.12

Finding the Fourth Proportional to 5,147.42, 7,717.46 and 2,224.12

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Solution

The fourth proportional to 5,147.42, 7,717.46 and 2,224.12 is: 3,334.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147.42 : 7,717.46 = 2,224.12 : x
  2. Step 2: Convert to fraction form
    5,147.42/7,717.46 = 2,224.12/x
  3. Step 3: Cross multiply
    5,147.42x = 7,717.46 × 2,224.12
  4. Step 4: Simplify right side
    5,147.42x = 17,164,557.14
  5. Step 5: Solve for x
    x = 17,164,557.14/5,147.42
  6. Step 6: Final answer
    x = 3,334.59

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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.