Home / 6,637.68-9,954.34-2,939.83

Finding the Fourth Proportional to 6,637.68, 9,954.34 and 2,939.83

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Solution

The fourth proportional to 6,637.68, 9,954.34 and 2,939.83 is: 4,408.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,637.68 : 9,954.34 = 2,939.83 : x
  2. Step 2: Convert to fraction form
    6,637.68/9,954.34 = 2,939.83/x
  3. Step 3: Cross multiply
    6,637.68x = 9,954.34 × 2,939.83
  4. Step 4: Simplify right side
    6,637.68x = 29,264,067.36
  5. Step 5: Solve for x
    x = 29,264,067.36/6,637.68
  6. Step 6: Final answer
    x = 4,408.78

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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.