Home / 5,119.70-7,057.50-4,174.04

Finding the Fourth Proportional to 5,119.70, 7,057.50 and 4,174.04

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Solution

The fourth proportional to 5,119.70, 7,057.50 and 4,174.04 is: 5,753.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,119.70 : 7,057.50 = 4,174.04 : x
  2. Step 2: Convert to fraction form
    5,119.70/7,057.50 = 4,174.04/x
  3. Step 3: Cross multiply
    5,119.70x = 7,057.50 × 4,174.04
  4. Step 4: Simplify right side
    5,119.70x = 29,458,252.01
  5. Step 5: Solve for x
    x = 29,458,252.01/5,119.70
  6. Step 6: Final answer
    x = 5,753.91

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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.