Home / 3,320.24-4,982.52-1,472.56

Finding the Fourth Proportional to 3,320.24, 4,982.52 and 1,472.56

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Solution

The fourth proportional to 3,320.24, 4,982.52 and 1,472.56 is: 2,209.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.24 : 4,982.52 = 1,472.56 : x
  2. Step 2: Convert to fraction form
    3,320.24/4,982.52 = 1,472.56/x
  3. Step 3: Cross multiply
    3,320.24x = 4,982.52 × 1,472.56
  4. Step 4: Simplify right side
    3,320.24x = 7,337,059.65
  5. Step 5: Solve for x
    x = 7,337,059.65/3,320.24
  6. Step 6: Final answer
    x = 2,209.80

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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.