Home / 2,035.44-2,808.64-1,249.28

Finding the Fourth Proportional to 2,035.44, 2,808.64 and 1,249.28

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Solution

The fourth proportional to 2,035.44, 2,808.64 and 1,249.28 is: 1,723.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.44 : 2,808.64 = 1,249.28 : x
  2. Step 2: Convert to fraction form
    2,035.44/2,808.64 = 1,249.28/x
  3. Step 3: Cross multiply
    2,035.44x = 2,808.64 × 1,249.28
  4. Step 4: Simplify right side
    2,035.44x = 3,508,777.78
  5. Step 5: Solve for x
    x = 3,508,777.78/2,035.44
  6. Step 6: Final answer
    x = 1,723.84

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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.