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Finding the Fourth Proportional to 8,165.37, 12,248.05 and 5,826.48

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Solution

The fourth proportional to 8,165.37, 12,248.05 and 5,826.48 is: 8,739.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165.37 : 12,248.05 = 5,826.48 : x
  2. Step 2: Convert to fraction form
    8,165.37/12,248.05 = 5,826.48/x
  3. Step 3: Cross multiply
    8,165.37x = 12,248.05 × 5,826.48
  4. Step 4: Simplify right side
    8,165.37x = 71,362,988.86
  5. Step 5: Solve for x
    x = 71,362,988.86/8,165.37
  6. Step 6: Final answer
    x = 8,739.71

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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.