Home / 8,914.41-13,363.68-4,231.53

Finding the Fourth Proportional to 8,914.41, 13,363.68 and 4,231.53

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Solution

The fourth proportional to 8,914.41, 13,363.68 and 4,231.53 is: 6,343.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.41 : 13,363.68 = 4,231.53 : x
  2. Step 2: Convert to fraction form
    8,914.41/13,363.68 = 4,231.53/x
  3. Step 3: Cross multiply
    8,914.41x = 13,363.68 × 4,231.53
  4. Step 4: Simplify right side
    8,914.41x = 56,548,724.85
  5. Step 5: Solve for x
    x = 56,548,724.85/8,914.41
  6. Step 6: Final answer
    x = 6,343.52

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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.