Home / 6,122.88-9,193.68-5,398.56

Finding the Fourth Proportional to 6,122.88, 9,193.68 and 5,398.56

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Solution

The fourth proportional to 6,122.88, 9,193.68 and 5,398.56 is: 8,106.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.88 : 9,193.68 = 5,398.56 : x
  2. Step 2: Convert to fraction form
    6,122.88/9,193.68 = 5,398.56/x
  3. Step 3: Cross multiply
    6,122.88x = 9,193.68 × 5,398.56
  4. Step 4: Simplify right side
    6,122.88x = 49,632,633.10
  5. Step 5: Solve for x
    x = 49,632,633.10/6,122.88
  6. Step 6: Final answer
    x = 8,106.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.