Home / 6,660.96-9,992.66-2,765.67

Finding the Fourth Proportional to 6,660.96, 9,992.66 and 2,765.67

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Solution

The fourth proportional to 6,660.96, 9,992.66 and 2,765.67 is: 4,149.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660.96 : 9,992.66 = 2,765.67 : x
  2. Step 2: Convert to fraction form
    6,660.96/9,992.66 = 2,765.67/x
  3. Step 3: Cross multiply
    6,660.96x = 9,992.66 × 2,765.67
  4. Step 4: Simplify right side
    6,660.96x = 27,636,386.15
  5. Step 5: Solve for x
    x = 27,636,386.15/6,660.96
  6. Step 6: Final answer
    x = 4,149.01

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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.