Home / 7,905.25-10,908.30-4,367.98

Finding the Fourth Proportional to 7,905.25, 10,908.30 and 4,367.98

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Solution

The fourth proportional to 7,905.25, 10,908.30 and 4,367.98 is: 6,027.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,905.25 : 10,908.30 = 4,367.98 : x
  2. Step 2: Convert to fraction form
    7,905.25/10,908.30 = 4,367.98/x
  3. Step 3: Cross multiply
    7,905.25x = 10,908.30 × 4,367.98
  4. Step 4: Simplify right side
    7,905.25x = 47,647,236.23
  5. Step 5: Solve for x
    x = 47,647,236.23/7,905.25
  6. Step 6: Final answer
    x = 6,027.29

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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.