Home / 11,248.68-15,523.26-6,212.76

Finding the Fourth Proportional to 11,248.68, 15,523.26 and 6,212.76

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Solution

The fourth proportional to 11,248.68, 15,523.26 and 6,212.76 is: 8,573.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248.68 : 15,523.26 = 6,212.76 : x
  2. Step 2: Convert to fraction form
    11,248.68/15,523.26 = 6,212.76/x
  3. Step 3: Cross multiply
    11,248.68x = 15,523.26 × 6,212.76
  4. Step 4: Simplify right side
    11,248.68x = 96,442,288.80
  5. Step 5: Solve for x
    x = 96,442,288.80/11,248.68
  6. Step 6: Final answer
    x = 8,573.65

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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.