Home / 3,620.67-4,997.09-2,625.59

Finding the Fourth Proportional to 3,620.67, 4,997.09 and 2,625.59

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Solution

The fourth proportional to 3,620.67, 4,997.09 and 2,625.59 is: 3,623.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620.67 : 4,997.09 = 2,625.59 : x
  2. Step 2: Convert to fraction form
    3,620.67/4,997.09 = 2,625.59/x
  3. Step 3: Cross multiply
    3,620.67x = 4,997.09 × 2,625.59
  4. Step 4: Simplify right side
    3,620.67x = 13,120,271.42
  5. Step 5: Solve for x
    x = 13,120,271.42/3,620.67
  6. Step 6: Final answer
    x = 3,623.71

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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.