Home / 11,238.42-15,491.97-8,093.46

Finding the Fourth Proportional to 11,238.42, 15,491.97 and 8,093.46

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Solution

The fourth proportional to 11,238.42, 15,491.97 and 8,093.46 is: 11,156.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,238.42 : 15,491.97 = 8,093.46 : x
  2. Step 2: Convert to fraction form
    11,238.42/15,491.97 = 8,093.46/x
  3. Step 3: Cross multiply
    11,238.42x = 15,491.97 × 8,093.46
  4. Step 4: Simplify right side
    11,238.42x = 125,383,639.52
  5. Step 5: Solve for x
    x = 125,383,639.52/11,238.42
  6. Step 6: Final answer
    x = 11,156.70

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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.