Home / 11,757.09-16,223.61-6,722.52

Finding the Fourth Proportional to 11,757.09, 16,223.61 and 6,722.52

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Solution

The fourth proportional to 11,757.09, 16,223.61 and 6,722.52 is: 9,276.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,757.09 : 16,223.61 = 6,722.52 : x
  2. Step 2: Convert to fraction form
    11,757.09/16,223.61 = 6,722.52/x
  3. Step 3: Cross multiply
    11,757.09x = 16,223.61 × 6,722.52
  4. Step 4: Simplify right side
    11,757.09x = 109,063,542.70
  5. Step 5: Solve for x
    x = 109,063,542.70/11,757.09
  6. Step 6: Final answer
    x = 9,276.41

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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.