Home / 9,330.62-13,996.53-3,091.05

Finding the Fourth Proportional to 9,330.62, 13,996.53 and 3,091.05

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Solution

The fourth proportional to 9,330.62, 13,996.53 and 3,091.05 is: 4,636.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.62 : 13,996.53 = 3,091.05 : x
  2. Step 2: Convert to fraction form
    9,330.62/13,996.53 = 3,091.05/x
  3. Step 3: Cross multiply
    9,330.62x = 13,996.53 × 3,091.05
  4. Step 4: Simplify right side
    9,330.62x = 43,263,974.06
  5. Step 5: Solve for x
    x = 43,263,974.06/9,330.62
  6. Step 6: Final answer
    x = 4,636.78

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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.