Home / 2,552.19-3,820.32-1,965.68

Finding the Fourth Proportional to 2,552.19, 3,820.32 and 1,965.68

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Solution

The fourth proportional to 2,552.19, 3,820.32 and 1,965.68 is: 2,942.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,552.19 : 3,820.32 = 1,965.68 : x
  2. Step 2: Convert to fraction form
    2,552.19/3,820.32 = 1,965.68/x
  3. Step 3: Cross multiply
    2,552.19x = 3,820.32 × 1,965.68
  4. Step 4: Simplify right side
    2,552.19x = 7,509,507.52
  5. Step 5: Solve for x
    x = 7,509,507.52/2,552.19
  6. Step 6: Final answer
    x = 2,942.38

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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.