Home / 2,544.62-3,813.78-1,445.65

Finding the Fourth Proportional to 2,544.62, 3,813.78 and 1,445.65

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Solution

The fourth proportional to 2,544.62, 3,813.78 and 1,445.65 is: 2,166.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544.62 : 3,813.78 = 1,445.65 : x
  2. Step 2: Convert to fraction form
    2,544.62/3,813.78 = 1,445.65/x
  3. Step 3: Cross multiply
    2,544.62x = 3,813.78 × 1,445.65
  4. Step 4: Simplify right side
    2,544.62x = 5,513,386.94
  5. Step 5: Solve for x
    x = 5,513,386.94/2,544.62
  6. Step 6: Final answer
    x = 2,166.69

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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.