Home / 3,454.32-5,181.48-2,284.05

Finding the Fourth Proportional to 3,454.32, 5,181.48 and 2,284.05

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Solution

The fourth proportional to 3,454.32, 5,181.48 and 2,284.05 is: 3,426.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.32 : 5,181.48 = 2,284.05 : x
  2. Step 2: Convert to fraction form
    3,454.32/5,181.48 = 2,284.05/x
  3. Step 3: Cross multiply
    3,454.32x = 5,181.48 × 2,284.05
  4. Step 4: Simplify right side
    3,454.32x = 11,834,752.89
  5. Step 5: Solve for x
    x = 11,834,752.89/3,454.32
  6. Step 6: Final answer
    x = 3,426.07

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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.