Home / 5,511.75-7,606.09-2,993.76

Finding the Fourth Proportional to 5,511.75, 7,606.09 and 2,993.76

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Solution

The fourth proportional to 5,511.75, 7,606.09 and 2,993.76 is: 4,131.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.75 : 7,606.09 = 2,993.76 : x
  2. Step 2: Convert to fraction form
    5,511.75/7,606.09 = 2,993.76/x
  3. Step 3: Cross multiply
    5,511.75x = 7,606.09 × 2,993.76
  4. Step 4: Simplify right side
    5,511.75x = 22,770,808.00
  5. Step 5: Solve for x
    x = 22,770,808.00/5,511.75
  6. Step 6: Final answer
    x = 4,131.32

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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.