Home / 5,195.40-7,168.44-3,206.04

Finding the Fourth Proportional to 5,195.40, 7,168.44 and 3,206.04

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Solution

The fourth proportional to 5,195.40, 7,168.44 and 3,206.04 is: 4,423.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.40 : 7,168.44 = 3,206.04 : x
  2. Step 2: Convert to fraction form
    5,195.40/7,168.44 = 3,206.04/x
  3. Step 3: Cross multiply
    5,195.40x = 7,168.44 × 3,206.04
  4. Step 4: Simplify right side
    5,195.40x = 22,982,305.38
  5. Step 5: Solve for x
    x = 22,982,305.38/5,195.40
  6. Step 6: Final answer
    x = 4,423.59

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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.