Home / 3,457.36-5,181.85-2,481.44

Finding the Fourth Proportional to 3,457.36, 5,181.85 and 2,481.44

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Solution

The fourth proportional to 3,457.36, 5,181.85 and 2,481.44 is: 3,719.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.36 : 5,181.85 = 2,481.44 : x
  2. Step 2: Convert to fraction form
    3,457.36/5,181.85 = 2,481.44/x
  3. Step 3: Cross multiply
    3,457.36x = 5,181.85 × 2,481.44
  4. Step 4: Simplify right side
    3,457.36x = 12,858,437.46
  5. Step 5: Solve for x
    x = 12,858,437.46/3,457.36
  6. Step 6: Final answer
    x = 3,719.15

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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.