Home / 3,049.85-4,574.78-1,201.84

Finding the Fourth Proportional to 3,049.85, 4,574.78 and 1,201.84

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Solution

The fourth proportional to 3,049.85, 4,574.78 and 1,201.84 is: 1,802.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.85 : 4,574.78 = 1,201.84 : x
  2. Step 2: Convert to fraction form
    3,049.85/4,574.78 = 1,201.84/x
  3. Step 3: Cross multiply
    3,049.85x = 4,574.78 × 1,201.84
  4. Step 4: Simplify right side
    3,049.85x = 5,498,140.66
  5. Step 5: Solve for x
    x = 5,498,140.66/3,049.85
  6. Step 6: Final answer
    x = 1,802.76

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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.