Home / 3,029.08-4,180-1,850.28

Finding the Fourth Proportional to 3,029.08, 4,180 and 1,850.28

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Solution

The fourth proportional to 3,029.08, 4,180 and 1,850.28 is: 2,553.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.08 : 4,180 = 1,850.28 : x
  2. Step 2: Convert to fraction form
    3,029.08/4,180 = 1,850.28/x
  3. Step 3: Cross multiply
    3,029.08x = 4,180 × 1,850.28
  4. Step 4: Simplify right side
    3,029.08x = 7,734,170.40
  5. Step 5: Solve for x
    x = 7,734,170.40/3,029.08
  6. Step 6: Final answer
    x = 2,553.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.