Home / 3,049.99-4,205.91-2,488.66

Finding the Fourth Proportional to 3,049.99, 4,205.91 and 2,488.66

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Solution

The fourth proportional to 3,049.99, 4,205.91 and 2,488.66 is: 3,431.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.99 : 4,205.91 = 2,488.66 : x
  2. Step 2: Convert to fraction form
    3,049.99/4,205.91 = 2,488.66/x
  3. Step 3: Cross multiply
    3,049.99x = 4,205.91 × 2,488.66
  4. Step 4: Simplify right side
    3,049.99x = 10,467,079.98
  5. Step 5: Solve for x
    x = 10,467,079.98/3,049.99
  6. Step 6: Final answer
    x = 3,431.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.