Home / 4,910.92-7,367.32-3,157.68

Finding the Fourth Proportional to 4,910.92, 7,367.32 and 3,157.68

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Solution

The fourth proportional to 4,910.92, 7,367.32 and 3,157.68 is: 4,737.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.92 : 7,367.32 = 3,157.68 : x
  2. Step 2: Convert to fraction form
    4,910.92/7,367.32 = 3,157.68/x
  3. Step 3: Cross multiply
    4,910.92x = 7,367.32 × 3,157.68
  4. Step 4: Simplify right side
    4,910.92x = 23,263,639.02
  5. Step 5: Solve for x
    x = 23,263,639.02/4,910.92
  6. Step 6: Final answer
    x = 4,737.12

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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.