Home / 3,025.22-4,169.49-2,940.98

Finding the Fourth Proportional to 3,025.22, 4,169.49 and 2,940.98

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Solution

The fourth proportional to 3,025.22, 4,169.49 and 2,940.98 is: 4,053.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.22 : 4,169.49 = 2,940.98 : x
  2. Step 2: Convert to fraction form
    3,025.22/4,169.49 = 2,940.98/x
  3. Step 3: Cross multiply
    3,025.22x = 4,169.49 × 2,940.98
  4. Step 4: Simplify right side
    3,025.22x = 12,262,386.70
  5. Step 5: Solve for x
    x = 12,262,386.70/3,025.22
  6. Step 6: Final answer
    x = 4,053.39

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1.5x scale

Why These Related Problems?

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