Home / 3,354.69-4,629.26-1,862.61

Finding the Fourth Proportional to 3,354.69, 4,629.26 and 1,862.61

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Solution

The fourth proportional to 3,354.69, 4,629.26 and 1,862.61 is: 2,570.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.69 : 4,629.26 = 1,862.61 : x
  2. Step 2: Convert to fraction form
    3,354.69/4,629.26 = 1,862.61/x
  3. Step 3: Cross multiply
    3,354.69x = 4,629.26 × 1,862.61
  4. Step 4: Simplify right side
    3,354.69x = 8,622,496.66
  5. Step 5: Solve for x
    x = 8,622,496.66/3,354.69
  6. Step 6: Final answer
    x = 2,570.28

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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.