Home / 11,609.45-17,414.18-4,213.89

Finding the Fourth Proportional to 11,609.45, 17,414.18 and 4,213.89

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Solution

The fourth proportional to 11,609.45, 17,414.18 and 4,213.89 is: 6,320.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,609.45 : 17,414.18 = 4,213.89 : x
  2. Step 2: Convert to fraction form
    11,609.45/17,414.18 = 4,213.89/x
  3. Step 3: Cross multiply
    11,609.45x = 17,414.18 × 4,213.89
  4. Step 4: Simplify right side
    11,609.45x = 73,381,417.89
  5. Step 5: Solve for x
    x = 73,381,417.89/11,609.45
  6. Step 6: Final answer
    x = 6,320.84

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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.