Home / 9,478.08-14,220.27-3,933.99

Finding the Fourth Proportional to 9,478.08, 14,220.27 and 3,933.99

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Solution

The fourth proportional to 9,478.08, 14,220.27 and 3,933.99 is: 5,902.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,478.08 : 14,220.27 = 3,933.99 : x
  2. Step 2: Convert to fraction form
    9,478.08/14,220.27 = 3,933.99/x
  3. Step 3: Cross multiply
    9,478.08x = 14,220.27 × 3,933.99
  4. Step 4: Simplify right side
    9,478.08x = 55,942,399.98
  5. Step 5: Solve for x
    x = 55,942,399.98/9,478.08
  6. Step 6: Final answer
    x = 5,902.29

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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.