Home / 11,083.60-16,611.51-5,538.49

Finding the Fourth Proportional to 11,083.60, 16,611.51 and 5,538.49

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Solution

The fourth proportional to 11,083.60, 16,611.51 and 5,538.49 is: 8,300.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,083.60 : 16,611.51 = 5,538.49 : x
  2. Step 2: Convert to fraction form
    11,083.60/16,611.51 = 5,538.49/x
  3. Step 3: Cross multiply
    11,083.60x = 16,611.51 × 5,538.49
  4. Step 4: Simplify right side
    11,083.60x = 92,002,682.02
  5. Step 5: Solve for x
    x = 92,002,682.02/11,083.60
  6. Step 6: Final answer
    x = 8,300.79

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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.