Home / 9,378.53-14,063.44-3,453.92

Finding the Fourth Proportional to 9,378.53, 14,063.44 and 3,453.92

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Solution

The fourth proportional to 9,378.53, 14,063.44 and 3,453.92 is: 5,179.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,378.53 : 14,063.44 = 3,453.92 : x
  2. Step 2: Convert to fraction form
    9,378.53/14,063.44 = 3,453.92/x
  3. Step 3: Cross multiply
    9,378.53x = 14,063.44 × 3,453.92
  4. Step 4: Simplify right side
    9,378.53x = 48,573,996.68
  5. Step 5: Solve for x
    x = 48,573,996.68/9,378.53
  6. Step 6: Final answer
    x = 5,179.28

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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.