Home / 7,392.45-11,081.73-3,229.05

Finding the Fourth Proportional to 7,392.45, 11,081.73 and 3,229.05

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Solution

The fourth proportional to 7,392.45, 11,081.73 and 3,229.05 is: 4,840.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392.45 : 11,081.73 = 3,229.05 : x
  2. Step 2: Convert to fraction form
    7,392.45/11,081.73 = 3,229.05/x
  3. Step 3: Cross multiply
    7,392.45x = 11,081.73 × 3,229.05
  4. Step 4: Simplify right side
    7,392.45x = 35,783,460.26
  5. Step 5: Solve for x
    x = 35,783,460.26/7,392.45
  6. Step 6: Final answer
    x = 4,840.54

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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.