Home / 2,725.22-4,091.42-1,616.68

Finding the Fourth Proportional to 2,725.22, 4,091.42 and 1,616.68

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Solution

The fourth proportional to 2,725.22, 4,091.42 and 1,616.68 is: 2,427.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725.22 : 4,091.42 = 1,616.68 : x
  2. Step 2: Convert to fraction form
    2,725.22/4,091.42 = 1,616.68/x
  3. Step 3: Cross multiply
    2,725.22x = 4,091.42 × 1,616.68
  4. Step 4: Simplify right side
    2,725.22x = 6,614,488.35
  5. Step 5: Solve for x
    x = 6,614,488.35/2,725.22
  6. Step 6: Final answer
    x = 2,427.14

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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.