Home / 11,083.40-16,611.24-5,538.30

Finding the Fourth Proportional to 11,083.40, 16,611.24 and 5,538.30

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Solution

The fourth proportional to 11,083.40, 16,611.24 and 5,538.30 is: 8,300.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,083.40 : 16,611.24 = 5,538.30 : x
  2. Step 2: Convert to fraction form
    11,083.40/16,611.24 = 5,538.30/x
  3. Step 3: Cross multiply
    11,083.40x = 16,611.24 × 5,538.30
  4. Step 4: Simplify right side
    11,083.40x = 91,998,030.49
  5. Step 5: Solve for x
    x = 91,998,030.49/11,083.40
  6. Step 6: Final answer
    x = 8,300.52

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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.