Home / 2,035.96-2,809-1,249.20

Finding the Fourth Proportional to 2,035.96, 2,809 and 1,249.20

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Solution

The fourth proportional to 2,035.96, 2,809 and 1,249.20 is: 1,723.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.96 : 2,809 = 1,249.20 : x
  2. Step 2: Convert to fraction form
    2,035.96/2,809 = 1,249.20/x
  3. Step 3: Cross multiply
    2,035.96x = 2,809 × 1,249.20
  4. Step 4: Simplify right side
    2,035.96x = 3,509,002.80
  5. Step 5: Solve for x
    x = 3,509,002.80/2,035.96
  6. Step 6: Final answer
    x = 1,723.51

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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.