Home / 7,997.82-11,043.45-5,166.60

Finding the Fourth Proportional to 7,997.82, 11,043.45 and 5,166.60

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Solution

The fourth proportional to 7,997.82, 11,043.45 and 5,166.60 is: 7,134.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997.82 : 11,043.45 = 5,166.60 : x
  2. Step 2: Convert to fraction form
    7,997.82/11,043.45 = 5,166.60/x
  3. Step 3: Cross multiply
    7,997.82x = 11,043.45 × 5,166.60
  4. Step 4: Simplify right side
    7,997.82x = 57,057,088.77
  5. Step 5: Solve for x
    x = 57,057,088.77/7,997.82
  6. Step 6: Final answer
    x = 7,134.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.