Home / 5,173.35-7,138.17-4,995.56

Finding the Fourth Proportional to 5,173.35, 7,138.17 and 4,995.56

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Solution

The fourth proportional to 5,173.35, 7,138.17 and 4,995.56 is: 6,892.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173.35 : 7,138.17 = 4,995.56 : x
  2. Step 2: Convert to fraction form
    5,173.35/7,138.17 = 4,995.56/x
  3. Step 3: Cross multiply
    5,173.35x = 7,138.17 × 4,995.56
  4. Step 4: Simplify right side
    5,173.35x = 35,659,120.83
  5. Step 5: Solve for x
    x = 35,659,120.83/5,173.35
  6. Step 6: Final answer
    x = 6,892.85

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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.