Home / 3,937.38-5,409.27-3,523.22

Finding the Fourth Proportional to 3,937.38, 5,409.27 and 3,523.22

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Solution

The fourth proportional to 3,937.38, 5,409.27 and 3,523.22 is: 4,840.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937.38 : 5,409.27 = 3,523.22 : x
  2. Step 2: Convert to fraction form
    3,937.38/5,409.27 = 3,523.22/x
  3. Step 3: Cross multiply
    3,937.38x = 5,409.27 × 3,523.22
  4. Step 4: Simplify right side
    3,937.38x = 19,058,048.25
  5. Step 5: Solve for x
    x = 19,058,048.25/3,937.38
  6. Step 6: Final answer
    x = 4,840.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.