Home / 2,206.41-3,326.33-2,087.34

Finding the Fourth Proportional to 2,206.41, 3,326.33 and 2,087.34

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Solution

The fourth proportional to 2,206.41, 3,326.33 and 2,087.34 is: 3,146.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.41 : 3,326.33 = 2,087.34 : x
  2. Step 2: Convert to fraction form
    2,206.41/3,326.33 = 2,087.34/x
  3. Step 3: Cross multiply
    2,206.41x = 3,326.33 × 2,087.34
  4. Step 4: Simplify right side
    2,206.41x = 6,943,171.23
  5. Step 5: Solve for x
    x = 6,943,171.23/2,206.41
  6. Step 6: Final answer
    x = 3,146.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.