Home / 1,511.41-2,267.80-1,449.92

Finding the Fourth Proportional to 1,511.41, 2,267.80 and 1,449.92

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Solution

The fourth proportional to 1,511.41, 2,267.80 and 1,449.92 is: 2,175.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511.41 : 2,267.80 = 1,449.92 : x
  2. Step 2: Convert to fraction form
    1,511.41/2,267.80 = 1,449.92/x
  3. Step 3: Cross multiply
    1,511.41x = 2,267.80 × 1,449.92
  4. Step 4: Simplify right side
    1,511.41x = 3,288,128.58
  5. Step 5: Solve for x
    x = 3,288,128.58/1,511.41
  6. Step 6: Final answer
    x = 2,175.54

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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.