Home / 4,855.29-7,279.48-2,388.52

Finding the Fourth Proportional to 4,855.29, 7,279.48 and 2,388.52

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Solution

The fourth proportional to 4,855.29, 7,279.48 and 2,388.52 is: 3,581.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.29 : 7,279.48 = 2,388.52 : x
  2. Step 2: Convert to fraction form
    4,855.29/7,279.48 = 2,388.52/x
  3. Step 3: Cross multiply
    4,855.29x = 7,279.48 × 2,388.52
  4. Step 4: Simplify right side
    4,855.29x = 17,387,183.57
  5. Step 5: Solve for x
    x = 17,387,183.57/4,855.29
  6. Step 6: Final answer
    x = 3,581.08

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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.