Home / 8,550.13-12,824.35-4,170.61

Finding the Fourth Proportional to 8,550.13, 12,824.35 and 4,170.61

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Solution

The fourth proportional to 8,550.13, 12,824.35 and 4,170.61 is: 6,255.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,550.13 : 12,824.35 = 4,170.61 : x
  2. Step 2: Convert to fraction form
    8,550.13/12,824.35 = 4,170.61/x
  3. Step 3: Cross multiply
    8,550.13x = 12,824.35 × 4,170.61
  4. Step 4: Simplify right side
    8,550.13x = 53,485,287.81
  5. Step 5: Solve for x
    x = 53,485,287.81/8,550.13
  6. Step 6: Final answer
    x = 6,255.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.