Home / 2,544.96-3,815.49-1,228.05

Finding the Fourth Proportional to 2,544.96, 3,815.49 and 1,228.05

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Solution

The fourth proportional to 2,544.96, 3,815.49 and 1,228.05 is: 1,841.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544.96 : 3,815.49 = 1,228.05 : x
  2. Step 2: Convert to fraction form
    2,544.96/3,815.49 = 1,228.05/x
  3. Step 3: Cross multiply
    2,544.96x = 3,815.49 × 1,228.05
  4. Step 4: Simplify right side
    2,544.96x = 4,685,612.49
  5. Step 5: Solve for x
    x = 4,685,612.49/2,544.96
  6. Step 6: Final answer
    x = 1,841.13

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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.