Home / 11,867.04-16,378.49-8,036.95

Finding the Fourth Proportional to 11,867.04, 16,378.49 and 8,036.95

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Solution

The fourth proportional to 11,867.04, 16,378.49 and 8,036.95 is: 11,092.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,867.04 : 16,378.49 = 8,036.95 : x
  2. Step 2: Convert to fraction form
    11,867.04/16,378.49 = 8,036.95/x
  3. Step 3: Cross multiply
    11,867.04x = 16,378.49 × 8,036.95
  4. Step 4: Simplify right side
    11,867.04x = 131,633,105.21
  5. Step 5: Solve for x
    x = 131,633,105.21/11,867.04
  6. Step 6: Final answer
    x = 11,092.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.