Home / 5,370.83-8,056.74-2,251.78

Finding the Fourth Proportional to 5,370.83, 8,056.74 and 2,251.78

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Solution

The fourth proportional to 5,370.83, 8,056.74 and 2,251.78 is: 3,377.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.83 : 8,056.74 = 2,251.78 : x
  2. Step 2: Convert to fraction form
    5,370.83/8,056.74 = 2,251.78/x
  3. Step 3: Cross multiply
    5,370.83x = 8,056.74 × 2,251.78
  4. Step 4: Simplify right side
    5,370.83x = 18,142,033.29
  5. Step 5: Solve for x
    x = 18,142,033.29/5,370.83
  6. Step 6: Final answer
    x = 3,377.88

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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.