Home / 3,392.31-5,088.77-1,083.81

Finding the Fourth Proportional to 3,392.31, 5,088.77 and 1,083.81

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Solution

The fourth proportional to 3,392.31, 5,088.77 and 1,083.81 is: 1,625.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392.31 : 5,088.77 = 1,083.81 : x
  2. Step 2: Convert to fraction form
    3,392.31/5,088.77 = 1,083.81/x
  3. Step 3: Cross multiply
    3,392.31x = 5,088.77 × 1,083.81
  4. Step 4: Simplify right side
    3,392.31x = 5,515,259.81
  5. Step 5: Solve for x
    x = 5,515,259.81/3,392.31
  6. Step 6: Final answer
    x = 1,625.81

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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.