Home / 9,333.26-13,996.85-3,408.78

Finding the Fourth Proportional to 9,333.26, 13,996.85 and 3,408.78

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Solution

The fourth proportional to 9,333.26, 13,996.85 and 3,408.78 is: 5,112.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,333.26 : 13,996.85 = 3,408.78 : x
  2. Step 2: Convert to fraction form
    9,333.26/13,996.85 = 3,408.78/x
  3. Step 3: Cross multiply
    9,333.26x = 13,996.85 × 3,408.78
  4. Step 4: Simplify right side
    9,333.26x = 47,712,236.96
  5. Step 5: Solve for x
    x = 47,712,236.96/9,333.26
  6. Step 6: Final answer
    x = 5,112.07

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1.5x scale

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.