Home / 11,096.15-15,311.31-6,316.71

Finding the Fourth Proportional to 11,096.15, 15,311.31 and 6,316.71

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Solution

The fourth proportional to 11,096.15, 15,311.31 and 6,316.71 is: 8,716.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,096.15 : 15,311.31 = 6,316.71 : x
  2. Step 2: Convert to fraction form
    11,096.15/15,311.31 = 6,316.71/x
  3. Step 3: Cross multiply
    11,096.15x = 15,311.31 × 6,316.71
  4. Step 4: Simplify right side
    11,096.15x = 96,717,104.99
  5. Step 5: Solve for x
    x = 96,717,104.99/11,096.15
  6. Step 6: Final answer
    x = 8,716.28

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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.