Home / 8,243.91-11,370.24-5,725.98

Finding the Fourth Proportional to 8,243.91, 11,370.24 and 5,725.98

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Solution

The fourth proportional to 8,243.91, 11,370.24 and 5,725.98 is: 7,897.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243.91 : 11,370.24 = 5,725.98 : x
  2. Step 2: Convert to fraction form
    8,243.91/11,370.24 = 5,725.98/x
  3. Step 3: Cross multiply
    8,243.91x = 11,370.24 × 5,725.98
  4. Step 4: Simplify right side
    8,243.91x = 65,105,766.84
  5. Step 5: Solve for x
    x = 65,105,766.84/8,243.91
  6. Step 6: Final answer
    x = 7,897.44

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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.