Home / 4,872.90-7,310.70-3,232.65

Finding the Fourth Proportional to 4,872.90, 7,310.70 and 3,232.65

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Solution

The fourth proportional to 4,872.90, 7,310.70 and 3,232.65 is: 4,849.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.90 : 7,310.70 = 3,232.65 : x
  2. Step 2: Convert to fraction form
    4,872.90/7,310.70 = 3,232.65/x
  3. Step 3: Cross multiply
    4,872.90x = 7,310.70 × 3,232.65
  4. Step 4: Simplify right side
    4,872.90x = 23,632,934.36
  5. Step 5: Solve for x
    x = 23,632,934.36/4,872.90
  6. Step 6: Final answer
    x = 4,849.87

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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.