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Finding the Fourth Proportional to 11,494.56, 17,240.08 and 3,702.56

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Solution

The fourth proportional to 11,494.56, 17,240.08 and 3,702.56 is: 5,553.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,494.56 : 17,240.08 = 3,702.56 : x
  2. Step 2: Convert to fraction form
    11,494.56/17,240.08 = 3,702.56/x
  3. Step 3: Cross multiply
    11,494.56x = 17,240.08 × 3,702.56
  4. Step 4: Simplify right side
    11,494.56x = 63,832,430.60
  5. Step 5: Solve for x
    x = 63,832,430.60/11,494.56
  6. Step 6: Final answer
    x = 5,553.27

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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.