Home / 7,996.15-11,993.14-2,153.11

Finding the Fourth Proportional to 7,996.15, 11,993.14 and 2,153.11

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Solution

The fourth proportional to 7,996.15, 11,993.14 and 2,153.11 is: 3,229.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,996.15 : 11,993.14 = 2,153.11 : x
  2. Step 2: Convert to fraction form
    7,996.15/11,993.14 = 2,153.11/x
  3. Step 3: Cross multiply
    7,996.15x = 11,993.14 × 2,153.11
  4. Step 4: Simplify right side
    7,996.15x = 25,822,549.67
  5. Step 5: Solve for x
    x = 25,822,549.67/7,996.15
  6. Step 6: Final answer
    x = 3,229.37

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Double scale
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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.