Home / 11,128.88-15,357.89-6,093.14

Finding the Fourth Proportional to 11,128.88, 15,357.89 and 6,093.14

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Solution

The fourth proportional to 11,128.88, 15,357.89 and 6,093.14 is: 8,408.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,128.88 : 15,357.89 = 6,093.14 : x
  2. Step 2: Convert to fraction form
    11,128.88/15,357.89 = 6,093.14/x
  3. Step 3: Cross multiply
    11,128.88x = 15,357.89 × 6,093.14
  4. Step 4: Simplify right side
    11,128.88x = 93,577,773.87
  5. Step 5: Solve for x
    x = 93,577,773.87/11,128.88
  6. Step 6: Final answer
    x = 8,408.55

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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.