Home / 11,251.92-15,527.37-6,216.63

Finding the Fourth Proportional to 11,251.92, 15,527.37 and 6,216.63

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Solution

The fourth proportional to 11,251.92, 15,527.37 and 6,216.63 is: 8,578.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,251.92 : 15,527.37 = 6,216.63 : x
  2. Step 2: Convert to fraction form
    11,251.92/15,527.37 = 6,216.63/x
  3. Step 3: Cross multiply
    11,251.92x = 15,527.37 × 6,216.63
  4. Step 4: Simplify right side
    11,251.92x = 96,527,914.16
  5. Step 5: Solve for x
    x = 96,527,914.16/11,251.92
  6. Step 6: Final answer
    x = 8,578.79

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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.