Home / 11,678.26-17,511.21-5,096.76

Finding the Fourth Proportional to 11,678.26, 17,511.21 and 5,096.76

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Solution

The fourth proportional to 11,678.26, 17,511.21 and 5,096.76 is: 7,642.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,678.26 : 17,511.21 = 5,096.76 : x
  2. Step 2: Convert to fraction form
    11,678.26/17,511.21 = 5,096.76/x
  3. Step 3: Cross multiply
    11,678.26x = 17,511.21 × 5,096.76
  4. Step 4: Simplify right side
    11,678.26x = 89,250,409.20
  5. Step 5: Solve for x
    x = 89,250,409.20/11,678.26
  6. Step 6: Final answer
    x = 7,642.44

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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.