Home / 3,618.37-4,992.67-2,292.51

Finding the Fourth Proportional to 3,618.37, 4,992.67 and 2,292.51

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Solution

The fourth proportional to 3,618.37, 4,992.67 and 2,292.51 is: 3,163.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618.37 : 4,992.67 = 2,292.51 : x
  2. Step 2: Convert to fraction form
    3,618.37/4,992.67 = 2,292.51/x
  3. Step 3: Cross multiply
    3,618.37x = 4,992.67 × 2,292.51
  4. Step 4: Simplify right side
    3,618.37x = 11,445,734.44
  5. Step 5: Solve for x
    x = 11,445,734.44/3,618.37
  6. Step 6: Final answer
    x = 3,163.23

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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.