Home / 11,684.38-17,526.60-2,919.29

Finding the Fourth Proportional to 11,684.38, 17,526.60 and 2,919.29

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Solution

The fourth proportional to 11,684.38, 17,526.60 and 2,919.29 is: 4,378.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,684.38 : 17,526.60 = 2,919.29 : x
  2. Step 2: Convert to fraction form
    11,684.38/17,526.60 = 2,919.29/x
  3. Step 3: Cross multiply
    11,684.38x = 17,526.60 × 2,919.29
  4. Step 4: Simplify right side
    11,684.38x = 51,165,228.11
  5. Step 5: Solve for x
    x = 51,165,228.11/11,684.38
  6. Step 6: Final answer
    x = 4,378.94

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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.