Home / 3,436.78-4,742.67-1,944.85

Finding the Fourth Proportional to 3,436.78, 4,742.67 and 1,944.85

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Solution

The fourth proportional to 3,436.78, 4,742.67 and 1,944.85 is: 2,683.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.78 : 4,742.67 = 1,944.85 : x
  2. Step 2: Convert to fraction form
    3,436.78/4,742.67 = 1,944.85/x
  3. Step 3: Cross multiply
    3,436.78x = 4,742.67 × 1,944.85
  4. Step 4: Simplify right side
    3,436.78x = 9,223,781.75
  5. Step 5: Solve for x
    x = 9,223,781.75/3,436.78
  6. Step 6: Final answer
    x = 2,683.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.