Home / 3,095.20-4,633.20-2,231.20

Finding the Fourth Proportional to 3,095.20, 4,633.20 and 2,231.20

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Solution

The fourth proportional to 3,095.20, 4,633.20 and 2,231.20 is: 3,339.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.20 : 4,633.20 = 2,231.20 : x
  2. Step 2: Convert to fraction form
    3,095.20/4,633.20 = 2,231.20/x
  3. Step 3: Cross multiply
    3,095.20x = 4,633.20 × 2,231.20
  4. Step 4: Simplify right side
    3,095.20x = 10,337,595.84
  5. Step 5: Solve for x
    x = 10,337,595.84/3,095.20
  6. Step 6: Final answer
    x = 3,339.88

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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.