Home / 3,886.31-5,367.48-2,625.18

Finding the Fourth Proportional to 3,886.31, 5,367.48 and 2,625.18

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Solution

The fourth proportional to 3,886.31, 5,367.48 and 2,625.18 is: 3,625.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886.31 : 5,367.48 = 2,625.18 : x
  2. Step 2: Convert to fraction form
    3,886.31/5,367.48 = 2,625.18/x
  3. Step 3: Cross multiply
    3,886.31x = 5,367.48 × 2,625.18
  4. Step 4: Simplify right side
    3,886.31x = 14,090,561.18
  5. Step 5: Solve for x
    x = 14,090,561.18/3,886.31
  6. Step 6: Final answer
    x = 3,625.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.