Home / 3,454.09-5,181.14-2,724.18

Finding the Fourth Proportional to 3,454.09, 5,181.14 and 2,724.18

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Solution

The fourth proportional to 3,454.09, 5,181.14 and 2,724.18 is: 4,086.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.09 : 5,181.14 = 2,724.18 : x
  2. Step 2: Convert to fraction form
    3,454.09/5,181.14 = 2,724.18/x
  3. Step 3: Cross multiply
    3,454.09x = 5,181.14 × 2,724.18
  4. Step 4: Simplify right side
    3,454.09x = 14,114,366.83
  5. Step 5: Solve for x
    x = 14,114,366.83/3,454.09
  6. Step 6: Final answer
    x = 4,086.27

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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.