Home / 8,808.28-13,212.82-3,610.50

Finding the Fourth Proportional to 8,808.28, 13,212.82 and 3,610.50

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Solution

The fourth proportional to 8,808.28, 13,212.82 and 3,610.50 is: 5,415.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,808.28 : 13,212.82 = 3,610.50 : x
  2. Step 2: Convert to fraction form
    8,808.28/13,212.82 = 3,610.50/x
  3. Step 3: Cross multiply
    8,808.28x = 13,212.82 × 3,610.50
  4. Step 4: Simplify right side
    8,808.28x = 47,704,886.61
  5. Step 5: Solve for x
    x = 47,704,886.61/8,808.28
  6. Step 6: Final answer
    x = 5,415.91

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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.