Home / 11,591.33-15,998.33-6,555.56

Finding the Fourth Proportional to 11,591.33, 15,998.33 and 6,555.56

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Solution

The fourth proportional to 11,591.33, 15,998.33 and 6,555.56 is: 9,047.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.33 : 15,998.33 = 6,555.56 : x
  2. Step 2: Convert to fraction form
    11,591.33/15,998.33 = 6,555.56/x
  3. Step 3: Cross multiply
    11,591.33x = 15,998.33 × 6,555.56
  4. Step 4: Simplify right side
    11,591.33x = 104,877,979.44
  5. Step 5: Solve for x
    x = 104,877,979.44/11,591.33
  6. Step 6: Final answer
    x = 9,047.97

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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.