Home / 7,983.07-11,974.56-2,436.39

Finding the Fourth Proportional to 7,983.07, 11,974.56 and 2,436.39

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Solution

The fourth proportional to 7,983.07, 11,974.56 and 2,436.39 is: 3,654.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983.07 : 11,974.56 = 2,436.39 : x
  2. Step 2: Convert to fraction form
    7,983.07/11,974.56 = 2,436.39/x
  3. Step 3: Cross multiply
    7,983.07x = 11,974.56 × 2,436.39
  4. Step 4: Simplify right side
    7,983.07x = 29,174,734.27
  5. Step 5: Solve for x
    x = 29,174,734.27/7,983.07
  6. Step 6: Final answer
    x = 3,654.58

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1.5x scale

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.