Home / 3,083.22-4,625.10-1,109.28

Finding the Fourth Proportional to 3,083.22, 4,625.10 and 1,109.28

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Solution

The fourth proportional to 3,083.22, 4,625.10 and 1,109.28 is: 1,664.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.22 : 4,625.10 = 1,109.28 : x
  2. Step 2: Convert to fraction form
    3,083.22/4,625.10 = 1,109.28/x
  3. Step 3: Cross multiply
    3,083.22x = 4,625.10 × 1,109.28
  4. Step 4: Simplify right side
    3,083.22x = 5,130,530.93
  5. Step 5: Solve for x
    x = 5,130,530.93/3,083.22
  6. Step 6: Final answer
    x = 1,664.02

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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.