Home / 3,227.88-4,455.44-2,106.84

Finding the Fourth Proportional to 3,227.88, 4,455.44 and 2,106.84

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Solution

The fourth proportional to 3,227.88, 4,455.44 and 2,106.84 is: 2,908.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.88 : 4,455.44 = 2,106.84 : x
  2. Step 2: Convert to fraction form
    3,227.88/4,455.44 = 2,106.84/x
  3. Step 3: Cross multiply
    3,227.88x = 4,455.44 × 2,106.84
  4. Step 4: Simplify right side
    3,227.88x = 9,386,899.21
  5. Step 5: Solve for x
    x = 9,386,899.21/3,227.88
  6. Step 6: Final answer
    x = 2,908.07

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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.