Home / 7,930.02-11,887.74-2,732.25

Finding the Fourth Proportional to 7,930.02, 11,887.74 and 2,732.25

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Solution

The fourth proportional to 7,930.02, 11,887.74 and 2,732.25 is: 4,095.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930.02 : 11,887.74 = 2,732.25 : x
  2. Step 2: Convert to fraction form
    7,930.02/11,887.74 = 2,732.25/x
  3. Step 3: Cross multiply
    7,930.02x = 11,887.74 × 2,732.25
  4. Step 4: Simplify right side
    7,930.02x = 32,480,277.62
  5. Step 5: Solve for x
    x = 32,480,277.62/7,930.02
  6. Step 6: Final answer
    x = 4,095.86

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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.