Home / 2,511.05-3,766.57-1,645.16

Finding the Fourth Proportional to 2,511.05, 3,766.57 and 1,645.16

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Solution

The fourth proportional to 2,511.05, 3,766.57 and 1,645.16 is: 2,467.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.05 : 3,766.57 = 1,645.16 : x
  2. Step 2: Convert to fraction form
    2,511.05/3,766.57 = 1,645.16/x
  3. Step 3: Cross multiply
    2,511.05x = 3,766.57 × 1,645.16
  4. Step 4: Simplify right side
    2,511.05x = 6,196,587.36
  5. Step 5: Solve for x
    x = 6,196,587.36/2,511.05
  6. Step 6: Final answer
    x = 2,467.73

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Similar ratio
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1.5x scale

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.