Home / 11,441.92-17,146.56-6,762.88

Finding the Fourth Proportional to 11,441.92, 17,146.56 and 6,762.88

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Solution

The fourth proportional to 11,441.92, 17,146.56 and 6,762.88 is: 10,134.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,441.92 : 17,146.56 = 6,762.88 : x
  2. Step 2: Convert to fraction form
    11,441.92/17,146.56 = 6,762.88/x
  3. Step 3: Cross multiply
    11,441.92x = 17,146.56 × 6,762.88
  4. Step 4: Simplify right side
    11,441.92x = 115,960,127.69
  5. Step 5: Solve for x
    x = 115,960,127.69/11,441.92
  6. Step 6: Final answer
    x = 10,134.67

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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.