Home / 5,169.18-7,133.49-3,073.26

Finding the Fourth Proportional to 5,169.18, 7,133.49 and 3,073.26

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Solution

The fourth proportional to 5,169.18, 7,133.49 and 3,073.26 is: 4,241.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169.18 : 7,133.49 = 3,073.26 : x
  2. Step 2: Convert to fraction form
    5,169.18/7,133.49 = 3,073.26/x
  3. Step 3: Cross multiply
    5,169.18x = 7,133.49 × 3,073.26
  4. Step 4: Simplify right side
    5,169.18x = 21,923,069.48
  5. Step 5: Solve for x
    x = 21,923,069.48/5,169.18
  6. Step 6: Final answer
    x = 4,241.11

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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.