Home / 1,659.04-2,489.74-1,249.26

Finding the Fourth Proportional to 1,659.04, 2,489.74 and 1,249.26

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Solution

The fourth proportional to 1,659.04, 2,489.74 and 1,249.26 is: 1,874.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659.04 : 2,489.74 = 1,249.26 : x
  2. Step 2: Convert to fraction form
    1,659.04/2,489.74 = 1,249.26/x
  3. Step 3: Cross multiply
    1,659.04x = 2,489.74 × 1,249.26
  4. Step 4: Simplify right side
    1,659.04x = 3,110,332.59
  5. Step 5: Solve for x
    x = 3,110,332.59/1,659.04
  6. Step 6: Final answer
    x = 1,874.78

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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.