Home / 3,519.72-4,855.27-2,260.96

Finding the Fourth Proportional to 3,519.72, 4,855.27 and 2,260.96

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Solution

The fourth proportional to 3,519.72, 4,855.27 and 2,260.96 is: 3,118.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.72 : 4,855.27 = 2,260.96 : x
  2. Step 2: Convert to fraction form
    3,519.72/4,855.27 = 2,260.96/x
  3. Step 3: Cross multiply
    3,519.72x = 4,855.27 × 2,260.96
  4. Step 4: Simplify right side
    3,519.72x = 10,977,580.47
  5. Step 5: Solve for x
    x = 10,977,580.47/3,519.72
  6. Step 6: Final answer
    x = 3,118.88

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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.