Home / 8,858.46-12,212.43-6,336.18

Finding the Fourth Proportional to 8,858.46, 12,212.43 and 6,336.18

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Solution

The fourth proportional to 8,858.46, 12,212.43 and 6,336.18 is: 8,735.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.46 : 12,212.43 = 6,336.18 : x
  2. Step 2: Convert to fraction form
    8,858.46/12,212.43 = 6,336.18/x
  3. Step 3: Cross multiply
    8,858.46x = 12,212.43 × 6,336.18
  4. Step 4: Simplify right side
    8,858.46x = 77,380,154.72
  5. Step 5: Solve for x
    x = 77,380,154.72/8,858.46
  6. Step 6: Final answer
    x = 8,735.17

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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.