Home / 6,116.44-8,440.68-3,321.92

Finding the Fourth Proportional to 6,116.44, 8,440.68 and 3,321.92

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Solution

The fourth proportional to 6,116.44, 8,440.68 and 3,321.92 is: 4,584.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,116.44 : 8,440.68 = 3,321.92 : x
  2. Step 2: Convert to fraction form
    6,116.44/8,440.68 = 3,321.92/x
  3. Step 3: Cross multiply
    6,116.44x = 8,440.68 × 3,321.92
  4. Step 4: Simplify right side
    6,116.44x = 28,039,263.71
  5. Step 5: Solve for x
    x = 28,039,263.71/6,116.44
  6. Step 6: Final answer
    x = 4,584.25

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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.