Home / 7,997.13-11,022.48-5,474.79

Finding the Fourth Proportional to 7,997.13, 11,022.48 and 5,474.79

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Solution

The fourth proportional to 7,997.13, 11,022.48 and 5,474.79 is: 7,545.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997.13 : 11,022.48 = 5,474.79 : x
  2. Step 2: Convert to fraction form
    7,997.13/11,022.48 = 5,474.79/x
  3. Step 3: Cross multiply
    7,997.13x = 11,022.48 × 5,474.79
  4. Step 4: Simplify right side
    7,997.13x = 60,345,763.28
  5. Step 5: Solve for x
    x = 60,345,763.28/7,997.13
  6. Step 6: Final answer
    x = 7,545.93

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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.