Home / 7,935.54-11,902.79-2,092.18

Finding the Fourth Proportional to 7,935.54, 11,902.79 and 2,092.18

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Solution

The fourth proportional to 7,935.54, 11,902.79 and 2,092.18 is: 3,138.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935.54 : 11,902.79 = 2,092.18 : x
  2. Step 2: Convert to fraction form
    7,935.54/11,902.79 = 2,092.18/x
  3. Step 3: Cross multiply
    7,935.54x = 11,902.79 × 2,092.18
  4. Step 4: Simplify right side
    7,935.54x = 24,902,779.18
  5. Step 5: Solve for x
    x = 24,902,779.18/7,935.54
  6. Step 6: Final answer
    x = 3,138.13

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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.