Home / 10,609.44-15,914.40-2,819.04

Finding the Fourth Proportional to 10,609.44, 15,914.40 and 2,819.04

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Solution

The fourth proportional to 10,609.44, 15,914.40 and 2,819.04 is: 4,228.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,609.44 : 15,914.40 = 2,819.04 : x
  2. Step 2: Convert to fraction form
    10,609.44/15,914.40 = 2,819.04/x
  3. Step 3: Cross multiply
    10,609.44x = 15,914.40 × 2,819.04
  4. Step 4: Simplify right side
    10,609.44x = 44,863,330.18
  5. Step 5: Solve for x
    x = 44,863,330.18/10,609.44
  6. Step 6: Final answer
    x = 4,228.62

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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.