Home / 3,224.96-4,451.37-1,899.43

Finding the Fourth Proportional to 3,224.96, 4,451.37 and 1,899.43

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Solution

The fourth proportional to 3,224.96, 4,451.37 and 1,899.43 is: 2,621.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.96 : 4,451.37 = 1,899.43 : x
  2. Step 2: Convert to fraction form
    3,224.96/4,451.37 = 1,899.43/x
  3. Step 3: Cross multiply
    3,224.96x = 4,451.37 × 1,899.43
  4. Step 4: Simplify right side
    3,224.96x = 8,455,083.19
  5. Step 5: Solve for x
    x = 8,455,083.19/3,224.96
  6. Step 6: Final answer
    x = 2,621.76

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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.