Home / 3,581.22-4,937.52-2,320.06

Finding the Fourth Proportional to 3,581.22, 4,937.52 and 2,320.06

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Solution

The fourth proportional to 3,581.22, 4,937.52 and 2,320.06 is: 3,198.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.22 : 4,937.52 = 2,320.06 : x
  2. Step 2: Convert to fraction form
    3,581.22/4,937.52 = 2,320.06/x
  3. Step 3: Cross multiply
    3,581.22x = 4,937.52 × 2,320.06
  4. Step 4: Simplify right side
    3,581.22x = 11,455,342.65
  5. Step 5: Solve for x
    x = 11,455,342.65/3,581.22
  6. Step 6: Final answer
    x = 3,198.73

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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.