Home / 10,221.73-15,334.75-3,295.69

Finding the Fourth Proportional to 10,221.73, 15,334.75 and 3,295.69

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Solution

The fourth proportional to 10,221.73, 15,334.75 and 3,295.69 is: 4,944.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,221.73 : 15,334.75 = 3,295.69 : x
  2. Step 2: Convert to fraction form
    10,221.73/15,334.75 = 3,295.69/x
  3. Step 3: Cross multiply
    10,221.73x = 15,334.75 × 3,295.69
  4. Step 4: Simplify right side
    10,221.73x = 50,538,548.01
  5. Step 5: Solve for x
    x = 50,538,548.01/10,221.73
  6. Step 6: Final answer
    x = 4,944.23

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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.