Home / 3,606.84-5,405.56-1,850.36

Finding the Fourth Proportional to 3,606.84, 5,405.56 and 1,850.36

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Solution

The fourth proportional to 3,606.84, 5,405.56 and 1,850.36 is: 2,773.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.84 : 5,405.56 = 1,850.36 : x
  2. Step 2: Convert to fraction form
    3,606.84/5,405.56 = 1,850.36/x
  3. Step 3: Cross multiply
    3,606.84x = 5,405.56 × 1,850.36
  4. Step 4: Simplify right side
    3,606.84x = 10,002,232.00
  5. Step 5: Solve for x
    x = 10,002,232.00/3,606.84
  6. Step 6: Final answer
    x = 2,773.13

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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.