Home / 4,146.60-6,218.31-1,372.44

Finding the Fourth Proportional to 4,146.60, 6,218.31 and 1,372.44

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Solution

The fourth proportional to 4,146.60, 6,218.31 and 1,372.44 is: 2,058.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.60 : 6,218.31 = 1,372.44 : x
  2. Step 2: Convert to fraction form
    4,146.60/6,218.31 = 1,372.44/x
  3. Step 3: Cross multiply
    4,146.60x = 6,218.31 × 1,372.44
  4. Step 4: Simplify right side
    4,146.60x = 8,534,257.38
  5. Step 5: Solve for x
    x = 8,534,257.38/4,146.60
  6. Step 6: Final answer
    x = 2,058.13

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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.