Home / 3,266.05-4,890.39-2,228.11

Finding the Fourth Proportional to 3,266.05, 4,890.39 and 2,228.11

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Solution

The fourth proportional to 3,266.05, 4,890.39 and 2,228.11 is: 3,336.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266.05 : 4,890.39 = 2,228.11 : x
  2. Step 2: Convert to fraction form
    3,266.05/4,890.39 = 2,228.11/x
  3. Step 3: Cross multiply
    3,266.05x = 4,890.39 × 2,228.11
  4. Step 4: Simplify right side
    3,266.05x = 10,896,326.86
  5. Step 5: Solve for x
    x = 10,896,326.86/3,266.05
  6. Step 6: Final answer
    x = 3,336.24

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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.