Home / 4,614.40-6,922.80-2,422.56

Finding the Fourth Proportional to 4,614.40, 6,922.80 and 2,422.56

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Solution

The fourth proportional to 4,614.40, 6,922.80 and 2,422.56 is: 3,634.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,614.40 : 6,922.80 = 2,422.56 : x
  2. Step 2: Convert to fraction form
    4,614.40/6,922.80 = 2,422.56/x
  3. Step 3: Cross multiply
    4,614.40x = 6,922.80 × 2,422.56
  4. Step 4: Simplify right side
    4,614.40x = 16,770,898.37
  5. Step 5: Solve for x
    x = 16,770,898.37/4,614.40
  6. Step 6: Final answer
    x = 3,634.47

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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.