Home / 8,836.66-13,249.99-2,911.95

Finding the Fourth Proportional to 8,836.66, 13,249.99 and 2,911.95

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Solution

The fourth proportional to 8,836.66, 13,249.99 and 2,911.95 is: 4,366.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.66 : 13,249.99 = 2,911.95 : x
  2. Step 2: Convert to fraction form
    8,836.66/13,249.99 = 2,911.95/x
  3. Step 3: Cross multiply
    8,836.66x = 13,249.99 × 2,911.95
  4. Step 4: Simplify right side
    8,836.66x = 38,583,308.38
  5. Step 5: Solve for x
    x = 38,583,308.38/8,836.66
  6. Step 6: Final answer
    x = 4,366.28

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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.