Home / 5,173.63-7,138.36-3,049.25

Finding the Fourth Proportional to 5,173.63, 7,138.36 and 3,049.25

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Solution

The fourth proportional to 5,173.63, 7,138.36 and 3,049.25 is: 4,207.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173.63 : 7,138.36 = 3,049.25 : x
  2. Step 2: Convert to fraction form
    5,173.63/7,138.36 = 3,049.25/x
  3. Step 3: Cross multiply
    5,173.63x = 7,138.36 × 3,049.25
  4. Step 4: Simplify right side
    5,173.63x = 21,766,600.92
  5. Step 5: Solve for x
    x = 21,766,600.92/5,173.63
  6. Step 6: Final answer
    x = 4,207.22

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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.