Home / 2,933.82-4,024.62-2,687.85

Finding the Fourth Proportional to 2,933.82, 4,024.62 and 2,687.85

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Solution

The fourth proportional to 2,933.82, 4,024.62 and 2,687.85 is: 3,687.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.82 : 4,024.62 = 2,687.85 : x
  2. Step 2: Convert to fraction form
    2,933.82/4,024.62 = 2,687.85/x
  3. Step 3: Cross multiply
    2,933.82x = 4,024.62 × 2,687.85
  4. Step 4: Simplify right side
    2,933.82x = 10,817,574.87
  5. Step 5: Solve for x
    x = 10,817,574.87/2,933.82
  6. Step 6: Final answer
    x = 3,687.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.