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Finding the Fourth Proportional to 5,843.52, 8,749.44 and 3,889.44

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Solution

The fourth proportional to 5,843.52, 8,749.44 and 3,889.44 is: 5,823.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,843.52 : 8,749.44 = 3,889.44 : x
  2. Step 2: Convert to fraction form
    5,843.52/8,749.44 = 3,889.44/x
  3. Step 3: Cross multiply
    5,843.52x = 8,749.44 × 3,889.44
  4. Step 4: Simplify right side
    5,843.52x = 34,030,421.91
  5. Step 5: Solve for x
    x = 34,030,421.91/5,843.52
  6. Step 6: Final answer
    x = 5,823.62

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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.