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Finding the Fourth Proportional to 11,668.54, 17,490.48 and 5,737.18

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Solution

The fourth proportional to 11,668.54, 17,490.48 and 5,737.18 is: 8,599.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668.54 : 17,490.48 = 5,737.18 : x
  2. Step 2: Convert to fraction form
    11,668.54/17,490.48 = 5,737.18/x
  3. Step 3: Cross multiply
    11,668.54x = 17,490.48 × 5,737.18
  4. Step 4: Simplify right side
    11,668.54x = 100,346,032.05
  5. Step 5: Solve for x
    x = 100,346,032.05/11,668.54
  6. Step 6: Final answer
    x = 8,599.71

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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.