Home / 2,192.16-3,293.10-2,123.04

Finding the Fourth Proportional to 2,192.16, 3,293.10 and 2,123.04

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Solution

The fourth proportional to 2,192.16, 3,293.10 and 2,123.04 is: 3,189.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.16 : 3,293.10 = 2,123.04 : x
  2. Step 2: Convert to fraction form
    2,192.16/3,293.10 = 2,123.04/x
  3. Step 3: Cross multiply
    2,192.16x = 3,293.10 × 2,123.04
  4. Step 4: Simplify right side
    2,192.16x = 6,991,383.02
  5. Step 5: Solve for x
    x = 6,991,383.02/2,192.16
  6. Step 6: Final answer
    x = 3,189.27

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1.5x scale

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.