Home / 2,259.62-3,118.26-1,264.94

Finding the Fourth Proportional to 2,259.62, 3,118.26 and 1,264.94

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Solution

The fourth proportional to 2,259.62, 3,118.26 and 1,264.94 is: 1,745.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259.62 : 3,118.26 = 1,264.94 : x
  2. Step 2: Convert to fraction form
    2,259.62/3,118.26 = 1,264.94/x
  3. Step 3: Cross multiply
    2,259.62x = 3,118.26 × 1,264.94
  4. Step 4: Simplify right side
    2,259.62x = 3,944,412.65
  5. Step 5: Solve for x
    x = 3,944,412.65/2,259.62
  6. Step 6: Final answer
    x = 1,745.61

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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.