Home / 10,183.82-15,262.97-5,503.64

Finding the Fourth Proportional to 10,183.82, 15,262.97 and 5,503.64

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Solution

The fourth proportional to 10,183.82, 15,262.97 and 5,503.64 is: 8,248.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,183.82 : 15,262.97 = 5,503.64 : x
  2. Step 2: Convert to fraction form
    10,183.82/15,262.97 = 5,503.64/x
  3. Step 3: Cross multiply
    10,183.82x = 15,262.97 × 5,503.64
  4. Step 4: Simplify right side
    10,183.82x = 84,001,788.38
  5. Step 5: Solve for x
    x = 84,001,788.38/10,183.82
  6. Step 6: Final answer
    x = 8,248.56

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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.