Home / 7,433.49-11,143.62-2,819.73

Finding the Fourth Proportional to 7,433.49, 11,143.62 and 2,819.73

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Solution

The fourth proportional to 7,433.49, 11,143.62 and 2,819.73 is: 4,227.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433.49 : 11,143.62 = 2,819.73 : x
  2. Step 2: Convert to fraction form
    7,433.49/11,143.62 = 2,819.73/x
  3. Step 3: Cross multiply
    7,433.49x = 11,143.62 × 2,819.73
  4. Step 4: Simplify right side
    7,433.49x = 31,421,999.62
  5. Step 5: Solve for x
    x = 31,421,999.62/7,433.49
  6. Step 6: Final answer
    x = 4,227.09

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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.