Home / 11,479.86-17,217.63-4,084.29

Finding the Fourth Proportional to 11,479.86, 17,217.63 and 4,084.29

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Solution

The fourth proportional to 11,479.86, 17,217.63 and 4,084.29 is: 6,125.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,479.86 : 17,217.63 = 4,084.29 : x
  2. Step 2: Convert to fraction form
    11,479.86/17,217.63 = 4,084.29/x
  3. Step 3: Cross multiply
    11,479.86x = 17,217.63 × 4,084.29
  4. Step 4: Simplify right side
    11,479.86x = 70,321,794.03
  5. Step 5: Solve for x
    x = 70,321,794.03/11,479.86
  6. Step 6: Final answer
    x = 6,125.67

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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.