Home / 5,910.40-8,156.32-3,257.75

Finding the Fourth Proportional to 5,910.40, 8,156.32 and 3,257.75

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Solution

The fourth proportional to 5,910.40, 8,156.32 and 3,257.75 is: 4,495.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,910.40 : 8,156.32 = 3,257.75 : x
  2. Step 2: Convert to fraction form
    5,910.40/8,156.32 = 3,257.75/x
  3. Step 3: Cross multiply
    5,910.40x = 8,156.32 × 3,257.75
  4. Step 4: Simplify right side
    5,910.40x = 26,571,251.48
  5. Step 5: Solve for x
    x = 26,571,251.48/5,910.40
  6. Step 6: Final answer
    x = 4,495.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.