Home / 2,450.73-3,381.64-1,455.65

Finding the Fourth Proportional to 2,450.73, 3,381.64 and 1,455.65

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Solution

The fourth proportional to 2,450.73, 3,381.64 and 1,455.65 is: 2,008.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450.73 : 3,381.64 = 1,455.65 : x
  2. Step 2: Convert to fraction form
    2,450.73/3,381.64 = 1,455.65/x
  3. Step 3: Cross multiply
    2,450.73x = 3,381.64 × 1,455.65
  4. Step 4: Simplify right side
    2,450.73x = 4,922,463.72
  5. Step 5: Solve for x
    x = 4,922,463.72/2,450.73
  6. Step 6: Final answer
    x = 2,008.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.