Home / 6,116.76-9,176.28-2,220.96

Finding the Fourth Proportional to 6,116.76, 9,176.28 and 2,220.96

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Solution

The fourth proportional to 6,116.76, 9,176.28 and 2,220.96 is: 3,331.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,116.76 : 9,176.28 = 2,220.96 : x
  2. Step 2: Convert to fraction form
    6,116.76/9,176.28 = 2,220.96/x
  3. Step 3: Cross multiply
    6,116.76x = 9,176.28 × 2,220.96
  4. Step 4: Simplify right side
    6,116.76x = 20,380,150.83
  5. Step 5: Solve for x
    x = 20,380,150.83/6,116.76
  6. Step 6: Final answer
    x = 3,331.85

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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.