Home / 9,428.28-14,144.23-3,584.43

Finding the Fourth Proportional to 9,428.28, 14,144.23 and 3,584.43

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Solution

The fourth proportional to 9,428.28, 14,144.23 and 3,584.43 is: 5,377.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428.28 : 14,144.23 = 3,584.43 : x
  2. Step 2: Convert to fraction form
    9,428.28/14,144.23 = 3,584.43/x
  3. Step 3: Cross multiply
    9,428.28x = 14,144.23 × 3,584.43
  4. Step 4: Simplify right side
    9,428.28x = 50,699,006.82
  5. Step 5: Solve for x
    x = 50,699,006.82/9,428.28
  6. Step 6: Final answer
    x = 5,377.34

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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.