Home / 6,938.28-10,408.10-2,554.71

Finding the Fourth Proportional to 6,938.28, 10,408.10 and 2,554.71

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Solution

The fourth proportional to 6,938.28, 10,408.10 and 2,554.71 is: 3,832.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,938.28 : 10,408.10 = 2,554.71 : x
  2. Step 2: Convert to fraction form
    6,938.28/10,408.10 = 2,554.71/x
  3. Step 3: Cross multiply
    6,938.28x = 10,408.10 × 2,554.71
  4. Step 4: Simplify right side
    6,938.28x = 26,589,664.38
  5. Step 5: Solve for x
    x = 26,589,664.38/6,938.28
  6. Step 6: Final answer
    x = 3,832.32

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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.