Home / 3,813.66-5,719.44-1,840.59

Finding the Fourth Proportional to 3,813.66, 5,719.44 and 1,840.59

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Solution

The fourth proportional to 3,813.66, 5,719.44 and 1,840.59 is: 2,760.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813.66 : 5,719.44 = 1,840.59 : x
  2. Step 2: Convert to fraction form
    3,813.66/5,719.44 = 1,840.59/x
  3. Step 3: Cross multiply
    3,813.66x = 5,719.44 × 1,840.59
  4. Step 4: Simplify right side
    3,813.66x = 10,527,144.07
  5. Step 5: Solve for x
    x = 10,527,144.07/3,813.66
  6. Step 6: Final answer
    x = 2,760.38

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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.