Home / 3,776.00-5,664.51-2,195.45

Finding the Fourth Proportional to 3,776.00, 5,664.51 and 2,195.45

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Solution

The fourth proportional to 3,776.00, 5,664.51 and 2,195.45 is: 3,293.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776.00 : 5,664.51 = 2,195.45 : x
  2. Step 2: Convert to fraction form
    3,776.00/5,664.51 = 2,195.45/x
  3. Step 3: Cross multiply
    3,776.00x = 5,664.51 × 2,195.45
  4. Step 4: Simplify right side
    3,776.00x = 12,436,120.16
  5. Step 5: Solve for x
    x = 12,436,120.16/3,776.00
  6. Step 6: Final answer
    x = 3,293.47

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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.