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Finding the Fourth Proportional to 3,518.99, 5,275.01 and 2,268.83

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Solution

The fourth proportional to 3,518.99, 5,275.01 and 2,268.83 is: 3,400.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.99 : 5,275.01 = 2,268.83 : x
  2. Step 2: Convert to fraction form
    3,518.99/5,275.01 = 2,268.83/x
  3. Step 3: Cross multiply
    3,518.99x = 5,275.01 × 2,268.83
  4. Step 4: Simplify right side
    3,518.99x = 11,968,063.22
  5. Step 5: Solve for x
    x = 11,968,063.22/3,518.99
  6. Step 6: Final answer
    x = 3,400.99

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1.5x scale

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.