Home / 7,937.92-11,904.32-2,671.50

Finding the Fourth Proportional to 7,937.92, 11,904.32 and 2,671.50

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Solution

The fourth proportional to 7,937.92, 11,904.32 and 2,671.50 is: 4,006.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.92 : 11,904.32 = 2,671.50 : x
  2. Step 2: Convert to fraction form
    7,937.92/11,904.32 = 2,671.50/x
  3. Step 3: Cross multiply
    7,937.92x = 11,904.32 × 2,671.50
  4. Step 4: Simplify right side
    7,937.92x = 31,802,390.88
  5. Step 5: Solve for x
    x = 31,802,390.88/7,937.92
  6. Step 6: Final answer
    x = 4,006.39

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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.