Home / 5,687.94-8,531.90-2,222.76

Finding the Fourth Proportional to 5,687.94, 8,531.90 and 2,222.76

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Solution

The fourth proportional to 5,687.94, 8,531.90 and 2,222.76 is: 3,334.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,687.94 : 8,531.90 = 2,222.76 : x
  2. Step 2: Convert to fraction form
    5,687.94/8,531.90 = 2,222.76/x
  3. Step 3: Cross multiply
    5,687.94x = 8,531.90 × 2,222.76
  4. Step 4: Simplify right side
    5,687.94x = 18,964,366.04
  5. Step 5: Solve for x
    x = 18,964,366.04/5,687.94
  6. Step 6: Final answer
    x = 3,334.14

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Similar ratio
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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.