Home / 7,194.78-10,789.20-3,036.69

Finding the Fourth Proportional to 7,194.78, 10,789.20 and 3,036.69

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Solution

The fourth proportional to 7,194.78, 10,789.20 and 3,036.69 is: 4,553.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,194.78 : 10,789.20 = 3,036.69 : x
  2. Step 2: Convert to fraction form
    7,194.78/10,789.20 = 3,036.69/x
  3. Step 3: Cross multiply
    7,194.78x = 10,789.20 × 3,036.69
  4. Step 4: Simplify right side
    7,194.78x = 32,763,455.75
  5. Step 5: Solve for x
    x = 32,763,455.75/7,194.78
  6. Step 6: Final answer
    x = 4,553.78

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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.