Home / 11,205.91-15,464.25-6,170.26

Finding the Fourth Proportional to 11,205.91, 15,464.25 and 6,170.26

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Solution

The fourth proportional to 11,205.91, 15,464.25 and 6,170.26 is: 8,515.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205.91 : 15,464.25 = 6,170.26 : x
  2. Step 2: Convert to fraction form
    11,205.91/15,464.25 = 6,170.26/x
  3. Step 3: Cross multiply
    11,205.91x = 15,464.25 × 6,170.26
  4. Step 4: Simplify right side
    11,205.91x = 95,418,524.81
  5. Step 5: Solve for x
    x = 95,418,524.81/11,205.91
  6. Step 6: Final answer
    x = 8,515.02

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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.