Home / 2,495.22-3,418.47-2,401.80

Finding the Fourth Proportional to 2,495.22, 3,418.47 and 2,401.80

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Solution

The fourth proportional to 2,495.22, 3,418.47 and 2,401.80 is: 3,290.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495.22 : 3,418.47 = 2,401.80 : x
  2. Step 2: Convert to fraction form
    2,495.22/3,418.47 = 2,401.80/x
  3. Step 3: Cross multiply
    2,495.22x = 3,418.47 × 2,401.80
  4. Step 4: Simplify right side
    2,495.22x = 8,210,481.25
  5. Step 5: Solve for x
    x = 8,210,481.25/2,495.22
  6. Step 6: Final answer
    x = 3,290.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.