Home / 11,534.57-15,917.71-6,229.39

Finding the Fourth Proportional to 11,534.57, 15,917.71 and 6,229.39

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Solution

The fourth proportional to 11,534.57, 15,917.71 and 6,229.39 is: 8,596.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,534.57 : 15,917.71 = 6,229.39 : x
  2. Step 2: Convert to fraction form
    11,534.57/15,917.71 = 6,229.39/x
  3. Step 3: Cross multiply
    11,534.57x = 15,917.71 × 6,229.39
  4. Step 4: Simplify right side
    11,534.57x = 99,157,623.50
  5. Step 5: Solve for x
    x = 99,157,623.50/11,534.57
  6. Step 6: Final answer
    x = 8,596.56

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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.