Home / 11,402.20-17,102.22-3,610.36

Finding the Fourth Proportional to 11,402.20, 17,102.22 and 3,610.36

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Solution

The fourth proportional to 11,402.20, 17,102.22 and 3,610.36 is: 5,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,402.20 : 17,102.22 = 3,610.36 : x
  2. Step 2: Convert to fraction form
    11,402.20/17,102.22 = 3,610.36/x
  3. Step 3: Cross multiply
    11,402.20x = 17,102.22 × 3,610.36
  4. Step 4: Simplify right side
    11,402.20x = 61,745,171.00
  5. Step 5: Solve for x
    x = 61,745,171.00/11,402.20
  6. Step 6: Final answer
    x = 5,415.20

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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.