Home / 2,827.88-4,242.90-1,366.91

Finding the Fourth Proportional to 2,827.88, 4,242.90 and 1,366.91

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Solution

The fourth proportional to 2,827.88, 4,242.90 and 1,366.91 is: 2,050.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.88 : 4,242.90 = 1,366.91 : x
  2. Step 2: Convert to fraction form
    2,827.88/4,242.90 = 1,366.91/x
  3. Step 3: Cross multiply
    2,827.88x = 4,242.90 × 1,366.91
  4. Step 4: Simplify right side
    2,827.88x = 5,799,662.44
  5. Step 5: Solve for x
    x = 5,799,662.44/2,827.88
  6. Step 6: Final answer
    x = 2,050.89

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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.