Home / 2,828.10-4,241.72-1,366.86

Finding the Fourth Proportional to 2,828.10, 4,241.72 and 1,366.86

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Solution

The fourth proportional to 2,828.10, 4,241.72 and 1,366.86 is: 2,050.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828.10 : 4,241.72 = 1,366.86 : x
  2. Step 2: Convert to fraction form
    2,828.10/4,241.72 = 1,366.86/x
  3. Step 3: Cross multiply
    2,828.10x = 4,241.72 × 1,366.86
  4. Step 4: Simplify right side
    2,828.10x = 5,797,837.40
  5. Step 5: Solve for x
    x = 5,797,837.40/2,828.10
  6. Step 6: Final answer
    x = 2,050.08

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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.