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Finding the Fourth Proportional to 5,981.44, 8,250.24 and 3,884.80

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Solution

The fourth proportional to 5,981.44, 8,250.24 and 3,884.80 is: 5,358.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,981.44 : 8,250.24 = 3,884.80 : x
  2. Step 2: Convert to fraction form
    5,981.44/8,250.24 = 3,884.80/x
  3. Step 3: Cross multiply
    5,981.44x = 8,250.24 × 3,884.80
  4. Step 4: Simplify right side
    5,981.44x = 32,050,532.35
  5. Step 5: Solve for x
    x = 32,050,532.35/5,981.44
  6. Step 6: Final answer
    x = 5,358.33

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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.