Home / 2,249.95-3,357.74-2,003.91

Finding the Fourth Proportional to 2,249.95, 3,357.74 and 2,003.91

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Solution

The fourth proportional to 2,249.95, 3,357.74 and 2,003.91 is: 2,990.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.95 : 3,357.74 = 2,003.91 : x
  2. Step 2: Convert to fraction form
    2,249.95/3,357.74 = 2,003.91/x
  3. Step 3: Cross multiply
    2,249.95x = 3,357.74 × 2,003.91
  4. Step 4: Simplify right side
    2,249.95x = 6,728,608.76
  5. Step 5: Solve for x
    x = 6,728,608.76/2,249.95
  6. Step 6: Final answer
    x = 2,990.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.