Home / 8,228.17-12,342.93-2,682.37

Finding the Fourth Proportional to 8,228.17, 12,342.93 and 2,682.37

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Solution

The fourth proportional to 8,228.17, 12,342.93 and 2,682.37 is: 4,023.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228.17 : 12,342.93 = 2,682.37 : x
  2. Step 2: Convert to fraction form
    8,228.17/12,342.93 = 2,682.37/x
  3. Step 3: Cross multiply
    8,228.17x = 12,342.93 × 2,682.37
  4. Step 4: Simplify right side
    8,228.17x = 33,108,305.14
  5. Step 5: Solve for x
    x = 33,108,305.14/8,228.17
  6. Step 6: Final answer
    x = 4,023.78

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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.