Home / 5,511.72-7,606.27-2,993.84

Finding the Fourth Proportional to 5,511.72, 7,606.27 and 2,993.84

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Solution

The fourth proportional to 5,511.72, 7,606.27 and 2,993.84 is: 4,131.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.72 : 7,606.27 = 2,993.84 : x
  2. Step 2: Convert to fraction form
    5,511.72/7,606.27 = 2,993.84/x
  3. Step 3: Cross multiply
    5,511.72x = 7,606.27 × 2,993.84
  4. Step 4: Simplify right side
    5,511.72x = 22,771,906.12
  5. Step 5: Solve for x
    x = 22,771,906.12/5,511.72
  6. Step 6: Final answer
    x = 4,131.54

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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.