Home / 3,897.26-5,374.66-3,046.63

Finding the Fourth Proportional to 3,897.26, 5,374.66 and 3,046.63

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Solution

The fourth proportional to 3,897.26, 5,374.66 and 3,046.63 is: 4,201.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,897.26 : 5,374.66 = 3,046.63 : x
  2. Step 2: Convert to fraction form
    3,897.26/5,374.66 = 3,046.63/x
  3. Step 3: Cross multiply
    3,897.26x = 5,374.66 × 3,046.63
  4. Step 4: Simplify right side
    3,897.26x = 16,374,558.29
  5. Step 5: Solve for x
    x = 16,374,558.29/3,897.26
  6. Step 6: Final answer
    x = 4,201.56

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1.5x scale

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.