Home / 3,610.44-5,416.47-1,145.41

Finding the Fourth Proportional to 3,610.44, 5,416.47 and 1,145.41

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Solution

The fourth proportional to 3,610.44, 5,416.47 and 1,145.41 is: 1,718.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.44 : 5,416.47 = 1,145.41 : x
  2. Step 2: Convert to fraction form
    3,610.44/5,416.47 = 1,145.41/x
  3. Step 3: Cross multiply
    3,610.44x = 5,416.47 × 1,145.41
  4. Step 4: Simplify right side
    3,610.44x = 6,204,065.36
  5. Step 5: Solve for x
    x = 6,204,065.36/3,610.44
  6. Step 6: Final answer
    x = 1,718.37

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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.