Home / 4,284.50-5,910.87-2,791.88

Finding the Fourth Proportional to 4,284.50, 5,910.87 and 2,791.88

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Solution

The fourth proportional to 4,284.50, 5,910.87 and 2,791.88 is: 3,851.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.50 : 5,910.87 = 2,791.88 : x
  2. Step 2: Convert to fraction form
    4,284.50/5,910.87 = 2,791.88/x
  3. Step 3: Cross multiply
    4,284.50x = 5,910.87 × 2,791.88
  4. Step 4: Simplify right side
    4,284.50x = 16,502,410.18
  5. Step 5: Solve for x
    x = 16,502,410.18/4,284.50
  6. Step 6: Final answer
    x = 3,851.65

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1.5x scale

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.