Home / 11,234.70-15,504.08-6,757.58

Finding the Fourth Proportional to 11,234.70, 15,504.08 and 6,757.58

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Solution

The fourth proportional to 11,234.70, 15,504.08 and 6,757.58 is: 9,325.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.70 : 15,504.08 = 6,757.58 : x
  2. Step 2: Convert to fraction form
    11,234.70/15,504.08 = 6,757.58/x
  3. Step 3: Cross multiply
    11,234.70x = 15,504.08 × 6,757.58
  4. Step 4: Simplify right side
    11,234.70x = 104,770,065.90
  5. Step 5: Solve for x
    x = 104,770,065.90/11,234.70
  6. Step 6: Final answer
    x = 9,325.58

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1.5x scale

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.