Home / 4,788.56-7,176.30-2,481.68

Finding the Fourth Proportional to 4,788.56, 7,176.30 and 2,481.68

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Solution

The fourth proportional to 4,788.56, 7,176.30 and 2,481.68 is: 3,719.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788.56 : 7,176.30 = 2,481.68 : x
  2. Step 2: Convert to fraction form
    4,788.56/7,176.30 = 2,481.68/x
  3. Step 3: Cross multiply
    4,788.56x = 7,176.30 × 2,481.68
  4. Step 4: Simplify right side
    4,788.56x = 17,809,280.18
  5. Step 5: Solve for x
    x = 17,809,280.18/4,788.56
  6. Step 6: Final answer
    x = 3,719.13

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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.