Home / 2,229.04-3,346.80-1,645.84

Finding the Fourth Proportional to 2,229.04, 3,346.80 and 1,645.84

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Solution

The fourth proportional to 2,229.04, 3,346.80 and 1,645.84 is: 2,471.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229.04 : 3,346.80 = 1,645.84 : x
  2. Step 2: Convert to fraction form
    2,229.04/3,346.80 = 1,645.84/x
  3. Step 3: Cross multiply
    2,229.04x = 3,346.80 × 1,645.84
  4. Step 4: Simplify right side
    2,229.04x = 5,508,297.31
  5. Step 5: Solve for x
    x = 5,508,297.31/2,229.04
  6. Step 6: Final answer
    x = 2,471.15

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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.