Home / 3,452.84-5,181.38-1,372.48

Finding the Fourth Proportional to 3,452.84, 5,181.38 and 1,372.48

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Solution

The fourth proportional to 3,452.84, 5,181.38 and 1,372.48 is: 2,059.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452.84 : 5,181.38 = 1,372.48 : x
  2. Step 2: Convert to fraction form
    3,452.84/5,181.38 = 1,372.48/x
  3. Step 3: Cross multiply
    3,452.84x = 5,181.38 × 1,372.48
  4. Step 4: Simplify right side
    3,452.84x = 7,111,340.42
  5. Step 5: Solve for x
    x = 7,111,340.42/3,452.84
  6. Step 6: Final answer
    x = 2,059.56

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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.