Home / 5,861.52-8,789.18-2,162.43

Finding the Fourth Proportional to 5,861.52, 8,789.18 and 2,162.43

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Solution

The fourth proportional to 5,861.52, 8,789.18 and 2,162.43 is: 3,242.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.52 : 8,789.18 = 2,162.43 : x
  2. Step 2: Convert to fraction form
    5,861.52/8,789.18 = 2,162.43/x
  3. Step 3: Cross multiply
    5,861.52x = 8,789.18 × 2,162.43
  4. Step 4: Simplify right side
    5,861.52x = 19,005,975.70
  5. Step 5: Solve for x
    x = 19,005,975.70/5,861.52
  6. Step 6: Final answer
    x = 3,242.50

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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.