Home / 2,428.73-3,645.99-2,329.71

Finding the Fourth Proportional to 2,428.73, 3,645.99 and 2,329.71

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Solution

The fourth proportional to 2,428.73, 3,645.99 and 2,329.71 is: 3,497.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428.73 : 3,645.99 = 2,329.71 : x
  2. Step 2: Convert to fraction form
    2,428.73/3,645.99 = 2,329.71/x
  3. Step 3: Cross multiply
    2,428.73x = 3,645.99 × 2,329.71
  4. Step 4: Simplify right side
    2,428.73x = 8,494,099.36
  5. Step 5: Solve for x
    x = 8,494,099.36/2,428.73
  6. Step 6: Final answer
    x = 3,497.34

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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.