Home / 4,997.87-7,496.79-2,775.66

Finding the Fourth Proportional to 4,997.87, 7,496.79 and 2,775.66

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Solution

The fourth proportional to 4,997.87, 7,496.79 and 2,775.66 is: 4,163.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.87 : 7,496.79 = 2,775.66 : x
  2. Step 2: Convert to fraction form
    4,997.87/7,496.79 = 2,775.66/x
  3. Step 3: Cross multiply
    4,997.87x = 7,496.79 × 2,775.66
  4. Step 4: Simplify right side
    4,997.87x = 20,808,540.13
  5. Step 5: Solve for x
    x = 20,808,540.13/4,997.87
  6. Step 6: Final answer
    x = 4,163.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.