Home / 8,918.08-13,377.23-3,374.03

Finding the Fourth Proportional to 8,918.08, 13,377.23 and 3,374.03

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Solution

The fourth proportional to 8,918.08, 13,377.23 and 3,374.03 is: 5,061.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,918.08 : 13,377.23 = 3,374.03 : x
  2. Step 2: Convert to fraction form
    8,918.08/13,377.23 = 3,374.03/x
  3. Step 3: Cross multiply
    8,918.08x = 13,377.23 × 3,374.03
  4. Step 4: Simplify right side
    8,918.08x = 45,135,217.22
  5. Step 5: Solve for x
    x = 45,135,217.22/8,918.08
  6. Step 6: Final answer
    x = 5,061.09

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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.