Home / 4,614.18-6,922.44-1,327.28

Finding the Fourth Proportional to 4,614.18, 6,922.44 and 1,327.28

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Solution

The fourth proportional to 4,614.18, 6,922.44 and 1,327.28 is: 1,991.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,614.18 : 6,922.44 = 1,327.28 : x
  2. Step 2: Convert to fraction form
    4,614.18/6,922.44 = 1,327.28/x
  3. Step 3: Cross multiply
    4,614.18x = 6,922.44 × 1,327.28
  4. Step 4: Simplify right side
    4,614.18x = 9,187,981.55
  5. Step 5: Solve for x
    x = 9,187,981.55/4,614.18
  6. Step 6: Final answer
    x = 1,991.25

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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.