Home / 2,072.13-2,858.76-1,232.86

Finding the Fourth Proportional to 2,072.13, 2,858.76 and 1,232.86

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Solution

The fourth proportional to 2,072.13, 2,858.76 and 1,232.86 is: 1,700.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072.13 : 2,858.76 = 1,232.86 : x
  2. Step 2: Convert to fraction form
    2,072.13/2,858.76 = 1,232.86/x
  3. Step 3: Cross multiply
    2,072.13x = 2,858.76 × 1,232.86
  4. Step 4: Simplify right side
    2,072.13x = 3,524,450.85
  5. Step 5: Solve for x
    x = 3,524,450.85/2,072.13
  6. Step 6: Final answer
    x = 1,700.88

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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.