Home / 4,146.39-6,218.25-1,372.53

Finding the Fourth Proportional to 4,146.39, 6,218.25 and 1,372.53

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Solution

The fourth proportional to 4,146.39, 6,218.25 and 1,372.53 is: 2,058.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.39 : 6,218.25 = 1,372.53 : x
  2. Step 2: Convert to fraction form
    4,146.39/6,218.25 = 1,372.53/x
  3. Step 3: Cross multiply
    4,146.39x = 6,218.25 × 1,372.53
  4. Step 4: Simplify right side
    4,146.39x = 8,534,734.67
  5. Step 5: Solve for x
    x = 8,534,734.67/4,146.39
  6. Step 6: Final answer
    x = 2,058.35

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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.