Home / 5,196.20-7,170.36-3,206

Finding the Fourth Proportional to 5,196.20, 7,170.36 and 3,206

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Solution

The fourth proportional to 5,196.20, 7,170.36 and 3,206 is: 4,424.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,196.20 : 7,170.36 = 3,206 : x
  2. Step 2: Convert to fraction form
    5,196.20/7,170.36 = 3,206/x
  3. Step 3: Cross multiply
    5,196.20x = 7,170.36 × 3,206
  4. Step 4: Simplify right side
    5,196.20x = 22,988,174.16
  5. Step 5: Solve for x
    x = 22,988,174.16/5,196.20
  6. Step 6: Final answer
    x = 4,424.04

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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.