Home / 2,227.38-3,071.92-1,669.16

Finding the Fourth Proportional to 2,227.38, 3,071.92 and 1,669.16

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Solution

The fourth proportional to 2,227.38, 3,071.92 and 1,669.16 is: 2,302.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227.38 : 3,071.92 = 1,669.16 : x
  2. Step 2: Convert to fraction form
    2,227.38/3,071.92 = 1,669.16/x
  3. Step 3: Cross multiply
    2,227.38x = 3,071.92 × 1,669.16
  4. Step 4: Simplify right side
    2,227.38x = 5,127,525.99
  5. Step 5: Solve for x
    x = 5,127,525.99/2,227.38
  6. Step 6: Final answer
    x = 2,302.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.