Home / 8,240.43-11,367.44-5,251.03

Finding the Fourth Proportional to 8,240.43, 11,367.44 and 5,251.03

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Solution

The fourth proportional to 8,240.43, 11,367.44 and 5,251.03 is: 7,243.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240.43 : 11,367.44 = 5,251.03 : x
  2. Step 2: Convert to fraction form
    8,240.43/11,367.44 = 5,251.03/x
  3. Step 3: Cross multiply
    8,240.43x = 11,367.44 × 5,251.03
  4. Step 4: Simplify right side
    8,240.43x = 59,690,733.48
  5. Step 5: Solve for x
    x = 59,690,733.48/8,240.43
  6. Step 6: Final answer
    x = 7,243.64

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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.