Home / 3,437.60-4,743.99-1,945.49

Finding the Fourth Proportional to 3,437.60, 4,743.99 and 1,945.49

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Solution

The fourth proportional to 3,437.60, 4,743.99 and 1,945.49 is: 2,684.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.60 : 4,743.99 = 1,945.49 : x
  2. Step 2: Convert to fraction form
    3,437.60/4,743.99 = 1,945.49/x
  3. Step 3: Cross multiply
    3,437.60x = 4,743.99 × 1,945.49
  4. Step 4: Simplify right side
    3,437.60x = 9,229,361.39
  5. Step 5: Solve for x
    x = 9,229,361.39/3,437.60
  6. Step 6: Final answer
    x = 2,684.83

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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.