Home / 11,408.24-17,083.80-7,235.60

Finding the Fourth Proportional to 11,408.24, 17,083.80 and 7,235.60

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Solution

The fourth proportional to 11,408.24, 17,083.80 and 7,235.60 is: 10,835.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,408.24 : 17,083.80 = 7,235.60 : x
  2. Step 2: Convert to fraction form
    11,408.24/17,083.80 = 7,235.60/x
  3. Step 3: Cross multiply
    11,408.24x = 17,083.80 × 7,235.60
  4. Step 4: Simplify right side
    11,408.24x = 123,611,543.28
  5. Step 5: Solve for x
    x = 123,611,543.28/11,408.24
  6. Step 6: Final answer
    x = 10,835.29

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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.