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Finding the Fourth Proportional to 11,092.40, 16,627.40 and 5,537.20

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Solution

The fourth proportional to 11,092.40, 16,627.40 and 5,537.20 is: 8,300.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,092.40 : 16,627.40 = 5,537.20 : x
  2. Step 2: Convert to fraction form
    11,092.40/16,627.40 = 5,537.20/x
  3. Step 3: Cross multiply
    11,092.40x = 16,627.40 × 5,537.20
  4. Step 4: Simplify right side
    11,092.40x = 92,069,239.28
  5. Step 5: Solve for x
    x = 92,069,239.28/11,092.40
  6. Step 6: Final answer
    x = 8,300.21

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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.