Home / 2,838.21-4,256.59-1,450.77

Finding the Fourth Proportional to 2,838.21, 4,256.59 and 1,450.77

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Solution

The fourth proportional to 2,838.21, 4,256.59 and 1,450.77 is: 2,175.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838.21 : 4,256.59 = 1,450.77 : x
  2. Step 2: Convert to fraction form
    2,838.21/4,256.59 = 1,450.77/x
  3. Step 3: Cross multiply
    2,838.21x = 4,256.59 × 1,450.77
  4. Step 4: Simplify right side
    2,838.21x = 6,175,304.54
  5. Step 5: Solve for x
    x = 6,175,304.54/2,838.21
  6. Step 6: Final answer
    x = 2,175.78

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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.