Home / 2,066.20-3,099.50-605.57

Finding the Fourth Proportional to 2,066.20, 3,099.50 and 605.57

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Solution

The fourth proportional to 2,066.20, 3,099.50 and 605.57 is: 908.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066.20 : 3,099.50 = 605.57 : x
  2. Step 2: Convert to fraction form
    2,066.20/3,099.50 = 605.57/x
  3. Step 3: Cross multiply
    2,066.20x = 3,099.50 × 605.57
  4. Step 4: Simplify right side
    2,066.20x = 1,876,947.96
  5. Step 5: Solve for x
    x = 1,876,947.96/2,066.20
  6. Step 6: Final answer
    x = 908.41

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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.