Home / 8,855.53-13,284.92-3,661.81

Finding the Fourth Proportional to 8,855.53, 13,284.92 and 3,661.81

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Solution

The fourth proportional to 8,855.53, 13,284.92 and 3,661.81 is: 5,493.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,855.53 : 13,284.92 = 3,661.81 : x
  2. Step 2: Convert to fraction form
    8,855.53/13,284.92 = 3,661.81/x
  3. Step 3: Cross multiply
    8,855.53x = 13,284.92 × 3,661.81
  4. Step 4: Simplify right side
    8,855.53x = 48,646,852.91
  5. Step 5: Solve for x
    x = 48,646,852.91/8,855.53
  6. Step 6: Final answer
    x = 5,493.39

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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.