Home / 3,211.66-4,819.01-2,225.99

Finding the Fourth Proportional to 3,211.66, 4,819.01 and 2,225.99

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Solution

The fourth proportional to 3,211.66, 4,819.01 and 2,225.99 is: 3,340.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211.66 : 4,819.01 = 2,225.99 : x
  2. Step 2: Convert to fraction form
    3,211.66/4,819.01 = 2,225.99/x
  3. Step 3: Cross multiply
    3,211.66x = 4,819.01 × 2,225.99
  4. Step 4: Simplify right side
    3,211.66x = 10,727,068.07
  5. Step 5: Solve for x
    x = 10,727,068.07/3,211.66
  6. Step 6: Final answer
    x = 3,340.04

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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.