Home / 7,286.04-10,919.34-4,167

Finding the Fourth Proportional to 7,286.04, 10,919.34 and 4,167

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Solution

The fourth proportional to 7,286.04, 10,919.34 and 4,167 is: 6,244.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286.04 : 10,919.34 = 4,167 : x
  2. Step 2: Convert to fraction form
    7,286.04/10,919.34 = 4,167/x
  3. Step 3: Cross multiply
    7,286.04x = 10,919.34 × 4,167
  4. Step 4: Simplify right side
    7,286.04x = 45,500,889.78
  5. Step 5: Solve for x
    x = 45,500,889.78/7,286.04
  6. Step 6: Final answer
    x = 6,244.94

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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.