Home / 2,709.24-3,739.02-1,646.77

Finding the Fourth Proportional to 2,709.24, 3,739.02 and 1,646.77

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Solution

The fourth proportional to 2,709.24, 3,739.02 and 1,646.77 is: 2,272.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709.24 : 3,739.02 = 1,646.77 : x
  2. Step 2: Convert to fraction form
    2,709.24/3,739.02 = 1,646.77/x
  3. Step 3: Cross multiply
    2,709.24x = 3,739.02 × 1,646.77
  4. Step 4: Simplify right side
    2,709.24x = 6,157,305.97
  5. Step 5: Solve for x
    x = 6,157,305.97/2,709.24
  6. Step 6: Final answer
    x = 2,272.71

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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.