Home / 8,692.41-13,039.62-3,148.37

Finding the Fourth Proportional to 8,692.41, 13,039.62 and 3,148.37

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Solution

The fourth proportional to 8,692.41, 13,039.62 and 3,148.37 is: 4,722.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,692.41 : 13,039.62 = 3,148.37 : x
  2. Step 2: Convert to fraction form
    8,692.41/13,039.62 = 3,148.37/x
  3. Step 3: Cross multiply
    8,692.41x = 13,039.62 × 3,148.37
  4. Step 4: Simplify right side
    8,692.41x = 41,053,467.48
  5. Step 5: Solve for x
    x = 41,053,467.48/8,692.41
  6. Step 6: Final answer
    x = 4,722.91

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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.