Home / 2,867.08-4,299.36-1,481.20

Finding the Fourth Proportional to 2,867.08, 4,299.36 and 1,481.20

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Solution

The fourth proportional to 2,867.08, 4,299.36 and 1,481.20 is: 2,221.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.08 : 4,299.36 = 1,481.20 : x
  2. Step 2: Convert to fraction form
    2,867.08/4,299.36 = 1,481.20/x
  3. Step 3: Cross multiply
    2,867.08x = 4,299.36 × 1,481.20
  4. Step 4: Simplify right side
    2,867.08x = 6,368,212.03
  5. Step 5: Solve for x
    x = 6,368,212.03/2,867.08
  6. Step 6: Final answer
    x = 2,221.15

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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.