Home / 5,972.88-8,242.52-3,320.22

Finding the Fourth Proportional to 5,972.88, 8,242.52 and 3,320.22

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Solution

The fourth proportional to 5,972.88, 8,242.52 and 3,320.22 is: 4,581.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,972.88 : 8,242.52 = 3,320.22 : x
  2. Step 2: Convert to fraction form
    5,972.88/8,242.52 = 3,320.22/x
  3. Step 3: Cross multiply
    5,972.88x = 8,242.52 × 3,320.22
  4. Step 4: Simplify right side
    5,972.88x = 27,366,979.75
  5. Step 5: Solve for x
    x = 27,366,979.75/5,972.88
  6. Step 6: Final answer
    x = 4,581.87

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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.