Home / 2,966.19-4,093.79-2,256.86

Finding the Fourth Proportional to 2,966.19, 4,093.79 and 2,256.86

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Solution

The fourth proportional to 2,966.19, 4,093.79 and 2,256.86 is: 3,114.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.19 : 4,093.79 = 2,256.86 : x
  2. Step 2: Convert to fraction form
    2,966.19/4,093.79 = 2,256.86/x
  3. Step 3: Cross multiply
    2,966.19x = 4,093.79 × 2,256.86
  4. Step 4: Simplify right side
    2,966.19x = 9,239,122.54
  5. Step 5: Solve for x
    x = 9,239,122.54/2,966.19
  6. Step 6: Final answer
    x = 3,114.81

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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.