Home / 11,217.76-16,835.52-6,286.48

Finding the Fourth Proportional to 11,217.76, 16,835.52 and 6,286.48

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Solution

The fourth proportional to 11,217.76, 16,835.52 and 6,286.48 is: 9,434.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,217.76 : 16,835.52 = 6,286.48 : x
  2. Step 2: Convert to fraction form
    11,217.76/16,835.52 = 6,286.48/x
  3. Step 3: Cross multiply
    11,217.76x = 16,835.52 × 6,286.48
  4. Step 4: Simplify right side
    11,217.76x = 105,836,159.77
  5. Step 5: Solve for x
    x = 105,836,159.77/11,217.76
  6. Step 6: Final answer
    x = 9,434.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.