Home / 11,516.20-17,265.99-4,490.26

Finding the Fourth Proportional to 11,516.20, 17,265.99 and 4,490.26

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Solution

The fourth proportional to 11,516.20, 17,265.99 and 4,490.26 is: 6,732.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,516.20 : 17,265.99 = 4,490.26 : x
  2. Step 2: Convert to fraction form
    11,516.20/17,265.99 = 4,490.26/x
  3. Step 3: Cross multiply
    11,516.20x = 17,265.99 × 4,490.26
  4. Step 4: Simplify right side
    11,516.20x = 77,528,784.26
  5. Step 5: Solve for x
    x = 77,528,784.26/11,516.20
  6. Step 6: Final answer
    x = 6,732.15

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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.