Home / 8,288.91-12,432.94-3,094.38

Finding the Fourth Proportional to 8,288.91, 12,432.94 and 3,094.38

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Solution

The fourth proportional to 8,288.91, 12,432.94 and 3,094.38 is: 4,641.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.91 : 12,432.94 = 3,094.38 : x
  2. Step 2: Convert to fraction form
    8,288.91/12,432.94 = 3,094.38/x
  3. Step 3: Cross multiply
    8,288.91x = 12,432.94 × 3,094.38
  4. Step 4: Simplify right side
    8,288.91x = 38,472,240.88
  5. Step 5: Solve for x
    x = 38,472,240.88/8,288.91
  6. Step 6: Final answer
    x = 4,641.41

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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.