Home / 3,083.22-4,625.55-1,440.90

Finding the Fourth Proportional to 3,083.22, 4,625.55 and 1,440.90

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Solution

The fourth proportional to 3,083.22, 4,625.55 and 1,440.90 is: 2,161.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.22 : 4,625.55 = 1,440.90 : x
  2. Step 2: Convert to fraction form
    3,083.22/4,625.55 = 1,440.90/x
  3. Step 3: Cross multiply
    3,083.22x = 4,625.55 × 1,440.90
  4. Step 4: Simplify right side
    3,083.22x = 6,664,955.00
  5. Step 5: Solve for x
    x = 6,664,955.00/3,083.22
  6. Step 6: Final answer
    x = 2,161.69

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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.