Home / 9,450.45-13,040.87-5,471.73

Finding the Fourth Proportional to 9,450.45, 13,040.87 and 5,471.73

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Solution

The fourth proportional to 9,450.45, 13,040.87 and 5,471.73 is: 7,550.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,450.45 : 13,040.87 = 5,471.73 : x
  2. Step 2: Convert to fraction form
    9,450.45/13,040.87 = 5,471.73/x
  3. Step 3: Cross multiply
    9,450.45x = 13,040.87 × 5,471.73
  4. Step 4: Simplify right side
    9,450.45x = 71,356,092.25
  5. Step 5: Solve for x
    x = 71,356,092.25/9,450.45
  6. Step 6: Final answer
    x = 7,550.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.