Home / 3,076.36-4,614.61-1,102.13

Finding the Fourth Proportional to 3,076.36, 4,614.61 and 1,102.13

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Solution

The fourth proportional to 3,076.36, 4,614.61 and 1,102.13 is: 1,653.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.36 : 4,614.61 = 1,102.13 : x
  2. Step 2: Convert to fraction form
    3,076.36/4,614.61 = 1,102.13/x
  3. Step 3: Cross multiply
    3,076.36x = 4,614.61 × 1,102.13
  4. Step 4: Simplify right side
    3,076.36x = 5,085,879.80
  5. Step 5: Solve for x
    x = 5,085,879.80/3,076.36
  6. Step 6: Final answer
    x = 1,653.21

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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.