Home / 5,174.85-7,141.21-3,050.04

Finding the Fourth Proportional to 5,174.85, 7,141.21 and 3,050.04

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Solution

The fourth proportional to 5,174.85, 7,141.21 and 3,050.04 is: 4,209.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.85 : 7,141.21 = 3,050.04 : x
  2. Step 2: Convert to fraction form
    5,174.85/7,141.21 = 3,050.04/x
  3. Step 3: Cross multiply
    5,174.85x = 7,141.21 × 3,050.04
  4. Step 4: Simplify right side
    5,174.85x = 21,780,976.15
  5. Step 5: Solve for x
    x = 21,780,976.15/5,174.85
  6. Step 6: Final answer
    x = 4,209.01

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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.