Home / 8,404.40-11,608.26-6,163.04

Finding the Fourth Proportional to 8,404.40, 11,608.26 and 6,163.04

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Solution

The fourth proportional to 8,404.40, 11,608.26 and 6,163.04 is: 8,512.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,404.40 : 11,608.26 = 6,163.04 : x
  2. Step 2: Convert to fraction form
    8,404.40/11,608.26 = 6,163.04/x
  3. Step 3: Cross multiply
    8,404.40x = 11,608.26 × 6,163.04
  4. Step 4: Simplify right side
    8,404.40x = 71,542,170.71
  5. Step 5: Solve for x
    x = 71,542,170.71/8,404.40
  6. Step 6: Final answer
    x = 8,512.47

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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.