Home / 6,938.87-10,408.73-2,559.38

Finding the Fourth Proportional to 6,938.87, 10,408.73 and 2,559.38

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Solution

The fourth proportional to 6,938.87, 10,408.73 and 2,559.38 is: 3,839.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,938.87 : 10,408.73 = 2,559.38 : x
  2. Step 2: Convert to fraction form
    6,938.87/10,408.73 = 2,559.38/x
  3. Step 3: Cross multiply
    6,938.87x = 10,408.73 × 2,559.38
  4. Step 4: Simplify right side
    6,938.87x = 26,639,830.55
  5. Step 5: Solve for x
    x = 26,639,830.55/6,938.87
  6. Step 6: Final answer
    x = 3,839.22

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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.