Home / 11,190.33-15,441.86-6,154.91

Finding the Fourth Proportional to 11,190.33, 15,441.86 and 6,154.91

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Solution

The fourth proportional to 11,190.33, 15,441.86 and 6,154.91 is: 8,493.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,190.33 : 15,441.86 = 6,154.91 : x
  2. Step 2: Convert to fraction form
    11,190.33/15,441.86 = 6,154.91/x
  3. Step 3: Cross multiply
    11,190.33x = 15,441.86 × 6,154.91
  4. Step 4: Simplify right side
    11,190.33x = 95,043,150.55
  5. Step 5: Solve for x
    x = 95,043,150.55/11,190.33
  6. Step 6: Final answer
    x = 8,493.33

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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.