Home / 2,420.66-3,625.55-2,104.24

Finding the Fourth Proportional to 2,420.66, 3,625.55 and 2,104.24

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Solution

The fourth proportional to 2,420.66, 3,625.55 and 2,104.24 is: 3,151.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420.66 : 3,625.55 = 2,104.24 : x
  2. Step 2: Convert to fraction form
    2,420.66/3,625.55 = 2,104.24/x
  3. Step 3: Cross multiply
    2,420.66x = 3,625.55 × 2,104.24
  4. Step 4: Simplify right side
    2,420.66x = 7,628,998.68
  5. Step 5: Solve for x
    x = 7,628,998.68/2,420.66
  6. Step 6: Final answer
    x = 3,151.63

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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.