Home / 7,387.14-11,081.28-2,193

Finding the Fourth Proportional to 7,387.14, 11,081.28 and 2,193

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Solution

The fourth proportional to 7,387.14, 11,081.28 and 2,193 is: 3,289.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.14 : 11,081.28 = 2,193 : x
  2. Step 2: Convert to fraction form
    7,387.14/11,081.28 = 2,193/x
  3. Step 3: Cross multiply
    7,387.14x = 11,081.28 × 2,193
  4. Step 4: Simplify right side
    7,387.14x = 24,301,247.04
  5. Step 5: Solve for x
    x = 24,301,247.04/7,387.14
  6. Step 6: Final answer
    x = 3,289.67

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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.