Home / 3,862.98-5,791.37-3,555.41

Finding the Fourth Proportional to 3,862.98, 5,791.37 and 3,555.41

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Solution

The fourth proportional to 3,862.98, 5,791.37 and 3,555.41 is: 5,330.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.98 : 5,791.37 = 3,555.41 : x
  2. Step 2: Convert to fraction form
    3,862.98/5,791.37 = 3,555.41/x
  3. Step 3: Cross multiply
    3,862.98x = 5,791.37 × 3,555.41
  4. Step 4: Simplify right side
    3,862.98x = 20,590,648.08
  5. Step 5: Solve for x
    x = 20,590,648.08/3,862.98
  6. Step 6: Final answer
    x = 5,330.25

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1.5x scale

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.