Home / 7,937.39-11,903.79-2,671.82

Finding the Fourth Proportional to 7,937.39, 11,903.79 and 2,671.82

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Solution

The fourth proportional to 7,937.39, 11,903.79 and 2,671.82 is: 4,006.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.39 : 11,903.79 = 2,671.82 : x
  2. Step 2: Convert to fraction form
    7,937.39/11,903.79 = 2,671.82/x
  3. Step 3: Cross multiply
    7,937.39x = 11,903.79 × 2,671.82
  4. Step 4: Simplify right side
    7,937.39x = 31,804,784.20
  5. Step 5: Solve for x
    x = 31,804,784.20/7,937.39
  6. Step 6: Final answer
    x = 4,006.96

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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.