Home / 7,492.28-11,236.48-2,226.04

Finding the Fourth Proportional to 7,492.28, 11,236.48 and 2,226.04

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Solution

The fourth proportional to 7,492.28, 11,236.48 and 2,226.04 is: 3,338.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.28 : 11,236.48 = 2,226.04 : x
  2. Step 2: Convert to fraction form
    7,492.28/11,236.48 = 2,226.04/x
  3. Step 3: Cross multiply
    7,492.28x = 11,236.48 × 2,226.04
  4. Step 4: Simplify right side
    7,492.28x = 25,012,820.28
  5. Step 5: Solve for x
    x = 25,012,820.28/7,492.28
  6. Step 6: Final answer
    x = 3,338.48

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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.