Home / 5,232.42-7,220.97-2,874.65

Finding the Fourth Proportional to 5,232.42, 7,220.97 and 2,874.65

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Solution

The fourth proportional to 5,232.42, 7,220.97 and 2,874.65 is: 3,967.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,232.42 : 7,220.97 = 2,874.65 : x
  2. Step 2: Convert to fraction form
    5,232.42/7,220.97 = 2,874.65/x
  3. Step 3: Cross multiply
    5,232.42x = 7,220.97 × 2,874.65
  4. Step 4: Simplify right side
    5,232.42x = 20,757,725.31
  5. Step 5: Solve for x
    x = 20,757,725.31/5,232.42
  6. Step 6: Final answer
    x = 3,967.14

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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.