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Finding the Fourth Proportional to 3,370.57, 5,054.54 and 1,396.52

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Solution

The fourth proportional to 3,370.57, 5,054.54 and 1,396.52 is: 2,094.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.57 : 5,054.54 = 1,396.52 : x
  2. Step 2: Convert to fraction form
    3,370.57/5,054.54 = 1,396.52/x
  3. Step 3: Cross multiply
    3,370.57x = 5,054.54 × 1,396.52
  4. Step 4: Simplify right side
    3,370.57x = 7,058,744.58
  5. Step 5: Solve for x
    x = 7,058,744.58/3,370.57
  6. Step 6: Final answer
    x = 2,094.23

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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.