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Finding the Fourth Proportional to 3,449.63, 5,168.37 and 2,058.86

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Solution

The fourth proportional to 3,449.63, 5,168.37 and 2,058.86 is: 3,084.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449.63 : 5,168.37 = 2,058.86 : x
  2. Step 2: Convert to fraction form
    3,449.63/5,168.37 = 2,058.86/x
  3. Step 3: Cross multiply
    3,449.63x = 5,168.37 × 2,058.86
  4. Step 4: Simplify right side
    3,449.63x = 10,640,950.26
  5. Step 5: Solve for x
    x = 10,640,950.26/3,449.63
  6. Step 6: Final answer
    x = 3,084.66

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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.