Home / 3,633.45-5,450.35-2,181.93

Finding the Fourth Proportional to 3,633.45, 5,450.35 and 2,181.93

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Solution

The fourth proportional to 3,633.45, 5,450.35 and 2,181.93 is: 3,273.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.45 : 5,450.35 = 2,181.93 : x
  2. Step 2: Convert to fraction form
    3,633.45/5,450.35 = 2,181.93/x
  3. Step 3: Cross multiply
    3,633.45x = 5,450.35 × 2,181.93
  4. Step 4: Simplify right side
    3,633.45x = 11,892,282.18
  5. Step 5: Solve for x
    x = 11,892,282.18/3,633.45
  6. Step 6: Final answer
    x = 3,273.00

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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.