Home / 8,330.21-12,481.46-5,859.84

Finding the Fourth Proportional to 8,330.21, 12,481.46 and 5,859.84

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Solution

The fourth proportional to 8,330.21, 12,481.46 and 5,859.84 is: 8,780.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330.21 : 12,481.46 = 5,859.84 : x
  2. Step 2: Convert to fraction form
    8,330.21/12,481.46 = 5,859.84/x
  3. Step 3: Cross multiply
    8,330.21x = 12,481.46 × 5,859.84
  4. Step 4: Simplify right side
    8,330.21x = 73,139,398.05
  5. Step 5: Solve for x
    x = 73,139,398.05/8,330.21
  6. Step 6: Final answer
    x = 8,780.02

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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.