Home / 3,064.66-4,226.91-2,122.03

Finding the Fourth Proportional to 3,064.66, 4,226.91 and 2,122.03

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Solution

The fourth proportional to 3,064.66, 4,226.91 and 2,122.03 is: 2,926.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064.66 : 4,226.91 = 2,122.03 : x
  2. Step 2: Convert to fraction form
    3,064.66/4,226.91 = 2,122.03/x
  3. Step 3: Cross multiply
    3,064.66x = 4,226.91 × 2,122.03
  4. Step 4: Simplify right side
    3,064.66x = 8,969,603.38
  5. Step 5: Solve for x
    x = 8,969,603.38/3,064.66
  6. Step 6: Final answer
    x = 2,926.79

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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.