Home / 3,557.92-5,335.17-1,682.25

Finding the Fourth Proportional to 3,557.92, 5,335.17 and 1,682.25

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Solution

The fourth proportional to 3,557.92, 5,335.17 and 1,682.25 is: 2,522.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.92 : 5,335.17 = 1,682.25 : x
  2. Step 2: Convert to fraction form
    3,557.92/5,335.17 = 1,682.25/x
  3. Step 3: Cross multiply
    3,557.92x = 5,335.17 × 1,682.25
  4. Step 4: Simplify right side
    3,557.92x = 8,975,063.21
  5. Step 5: Solve for x
    x = 8,975,063.21/3,557.92
  6. Step 6: Final answer
    x = 2,522.56

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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.