Home / 8,786.67-13,181.21-2,944.95

Finding the Fourth Proportional to 8,786.67, 13,181.21 and 2,944.95

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Solution

The fourth proportional to 8,786.67, 13,181.21 and 2,944.95 is: 4,417.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,786.67 : 13,181.21 = 2,944.95 : x
  2. Step 2: Convert to fraction form
    8,786.67/13,181.21 = 2,944.95/x
  3. Step 3: Cross multiply
    8,786.67x = 13,181.21 × 2,944.95
  4. Step 4: Simplify right side
    8,786.67x = 38,818,004.39
  5. Step 5: Solve for x
    x = 38,818,004.39/8,786.67
  6. Step 6: Final answer
    x = 4,417.83

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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.