Home / 11,081.62-15,292.41-6,113.62

Finding the Fourth Proportional to 11,081.62, 15,292.41 and 6,113.62

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Solution

The fourth proportional to 11,081.62, 15,292.41 and 6,113.62 is: 8,436.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,081.62 : 15,292.41 = 6,113.62 : x
  2. Step 2: Convert to fraction form
    11,081.62/15,292.41 = 6,113.62/x
  3. Step 3: Cross multiply
    11,081.62x = 15,292.41 × 6,113.62
  4. Step 4: Simplify right side
    11,081.62x = 93,491,983.62
  5. Step 5: Solve for x
    x = 93,491,983.62/11,081.62
  6. Step 6: Final answer
    x = 8,436.67

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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.