Home / 3,083.43-4,615.02-2,788.05

Finding the Fourth Proportional to 3,083.43, 4,615.02 and 2,788.05

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Solution

The fourth proportional to 3,083.43, 4,615.02 and 2,788.05 is: 4,172.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.43 : 4,615.02 = 2,788.05 : x
  2. Step 2: Convert to fraction form
    3,083.43/4,615.02 = 2,788.05/x
  3. Step 3: Cross multiply
    3,083.43x = 4,615.02 × 2,788.05
  4. Step 4: Simplify right side
    3,083.43x = 12,866,906.51
  5. Step 5: Solve for x
    x = 12,866,906.51/3,083.43
  6. Step 6: Final answer
    x = 4,172.92

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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.