Home / 3,958.40-5,938.98-1,493.93

Finding the Fourth Proportional to 3,958.40, 5,938.98 and 1,493.93

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Solution

The fourth proportional to 3,958.40, 5,938.98 and 1,493.93 is: 2,241.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.40 : 5,938.98 = 1,493.93 : x
  2. Step 2: Convert to fraction form
    3,958.40/5,938.98 = 1,493.93/x
  3. Step 3: Cross multiply
    3,958.40x = 5,938.98 × 1,493.93
  4. Step 4: Simplify right side
    3,958.40x = 8,872,420.39
  5. Step 5: Solve for x
    x = 8,872,420.39/3,958.40
  6. Step 6: Final answer
    x = 2,241.42

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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.