Home / 11,813.33-16,304.76-6,780.95

Finding the Fourth Proportional to 11,813.33, 16,304.76 and 6,780.95

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Solution

The fourth proportional to 11,813.33, 16,304.76 and 6,780.95 is: 9,359.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,813.33 : 16,304.76 = 6,780.95 : x
  2. Step 2: Convert to fraction form
    11,813.33/16,304.76 = 6,780.95/x
  3. Step 3: Cross multiply
    11,813.33x = 16,304.76 × 6,780.95
  4. Step 4: Simplify right side
    11,813.33x = 110,561,833.66
  5. Step 5: Solve for x
    x = 110,561,833.66/11,813.33
  6. Step 6: Final answer
    x = 9,359.07

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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.