Home / 7,972.25-11,957.97-2,425.47

Finding the Fourth Proportional to 7,972.25, 11,957.97 and 2,425.47

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Solution

The fourth proportional to 7,972.25, 11,957.97 and 2,425.47 is: 3,638.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972.25 : 11,957.97 = 2,425.47 : x
  2. Step 2: Convert to fraction form
    7,972.25/11,957.97 = 2,425.47/x
  3. Step 3: Cross multiply
    7,972.25x = 11,957.97 × 2,425.47
  4. Step 4: Simplify right side
    7,972.25x = 29,003,697.50
  5. Step 5: Solve for x
    x = 29,003,697.50/7,972.25
  6. Step 6: Final answer
    x = 3,638.08

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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.