Home / 3,972-5,956.14-1,472.52

Finding the Fourth Proportional to 3,972, 5,956.14 and 1,472.52

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Solution

The fourth proportional to 3,972, 5,956.14 and 1,472.52 is: 2,208.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972 : 5,956.14 = 1,472.52 : x
  2. Step 2: Convert to fraction form
    3,972/5,956.14 = 1,472.52/x
  3. Step 3: Cross multiply
    3,972x = 5,956.14 × 1,472.52
  4. Step 4: Simplify right side
    3,972x = 8,770,535.27
  5. Step 5: Solve for x
    x = 8,770,535.27/3,972
  6. Step 6: Final answer
    x = 2,208.09

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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.