Home / 7,995.93-11,022.54-5,163.09

Finding the Fourth Proportional to 7,995.93, 11,022.54 and 5,163.09

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Solution

The fourth proportional to 7,995.93, 11,022.54 and 5,163.09 is: 7,117.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,995.93 : 11,022.54 = 5,163.09 : x
  2. Step 2: Convert to fraction form
    7,995.93/11,022.54 = 5,163.09/x
  3. Step 3: Cross multiply
    7,995.93x = 11,022.54 × 5,163.09
  4. Step 4: Simplify right side
    7,995.93x = 56,910,366.05
  5. Step 5: Solve for x
    x = 56,910,366.05/7,995.93
  6. Step 6: Final answer
    x = 7,117.42

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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.