Home / 8,092.80-11,160.64-5,299.84

Finding the Fourth Proportional to 8,092.80, 11,160.64 and 5,299.84

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Solution

The fourth proportional to 8,092.80, 11,160.64 and 5,299.84 is: 7,308.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,092.80 : 11,160.64 = 5,299.84 : x
  2. Step 2: Convert to fraction form
    8,092.80/11,160.64 = 5,299.84/x
  3. Step 3: Cross multiply
    8,092.80x = 11,160.64 × 5,299.84
  4. Step 4: Simplify right side
    8,092.80x = 59,149,606.30
  5. Step 5: Solve for x
    x = 59,149,606.30/8,092.80
  6. Step 6: Final answer
    x = 7,308.92

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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.