Home / 10,609.03-15,908.68-3,214.27

Finding the Fourth Proportional to 10,609.03, 15,908.68 and 3,214.27

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Solution

The fourth proportional to 10,609.03, 15,908.68 and 3,214.27 is: 4,819.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,609.03 : 15,908.68 = 3,214.27 : x
  2. Step 2: Convert to fraction form
    10,609.03/15,908.68 = 3,214.27/x
  3. Step 3: Cross multiply
    10,609.03x = 15,908.68 × 3,214.27
  4. Step 4: Simplify right side
    10,609.03x = 51,134,792.86
  5. Step 5: Solve for x
    x = 51,134,792.86/10,609.03
  6. Step 6: Final answer
    x = 4,819.93

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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.