Home / 7,660.08-11,481.93-3,961.35

Finding the Fourth Proportional to 7,660.08, 11,481.93 and 3,961.35

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Solution

The fourth proportional to 7,660.08, 11,481.93 and 3,961.35 is: 5,937.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660.08 : 11,481.93 = 3,961.35 : x
  2. Step 2: Convert to fraction form
    7,660.08/11,481.93 = 3,961.35/x
  3. Step 3: Cross multiply
    7,660.08x = 11,481.93 × 3,961.35
  4. Step 4: Simplify right side
    7,660.08x = 45,483,943.41
  5. Step 5: Solve for x
    x = 45,483,943.41/7,660.08
  6. Step 6: Final answer
    x = 5,937.79

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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.