Home / 4,997.49-7,480.37-2,799.51

Finding the Fourth Proportional to 4,997.49, 7,480.37 and 2,799.51

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Solution

The fourth proportional to 4,997.49, 7,480.37 and 2,799.51 is: 4,190.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.49 : 7,480.37 = 2,799.51 : x
  2. Step 2: Convert to fraction form
    4,997.49/7,480.37 = 2,799.51/x
  3. Step 3: Cross multiply
    4,997.49x = 7,480.37 × 2,799.51
  4. Step 4: Simplify right side
    4,997.49x = 20,941,356.62
  5. Step 5: Solve for x
    x = 20,941,356.62/4,997.49
  6. Step 6: Final answer
    x = 4,190.37

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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.