Home / 8,682.32-13,018.92-4,512.14

Finding the Fourth Proportional to 8,682.32, 13,018.92 and 4,512.14

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Solution

The fourth proportional to 8,682.32, 13,018.92 and 4,512.14 is: 6,765.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682.32 : 13,018.92 = 4,512.14 : x
  2. Step 2: Convert to fraction form
    8,682.32/13,018.92 = 4,512.14/x
  3. Step 3: Cross multiply
    8,682.32x = 13,018.92 × 4,512.14
  4. Step 4: Simplify right side
    8,682.32x = 58,743,124.59
  5. Step 5: Solve for x
    x = 58,743,124.59/8,682.32
  6. Step 6: Final answer
    x = 6,765.83

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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.