Home / 11,197.32-15,452.67-6,161.91

Finding the Fourth Proportional to 11,197.32, 15,452.67 and 6,161.91

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Solution

The fourth proportional to 11,197.32, 15,452.67 and 6,161.91 is: 8,503.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,197.32 : 15,452.67 = 6,161.91 : x
  2. Step 2: Convert to fraction form
    11,197.32/15,452.67 = 6,161.91/x
  3. Step 3: Cross multiply
    11,197.32x = 15,452.67 × 6,161.91
  4. Step 4: Simplify right side
    11,197.32x = 95,217,961.80
  5. Step 5: Solve for x
    x = 95,217,961.80/11,197.32
  6. Step 6: Final answer
    x = 8,503.64

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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.