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Finding the Fourth Proportional to 2,259.13, 3,388.73 and 797.26

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Solution

The fourth proportional to 2,259.13, 3,388.73 and 797.26 is: 1,195.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259.13 : 3,388.73 = 797.26 : x
  2. Step 2: Convert to fraction form
    2,259.13/3,388.73 = 797.26/x
  3. Step 3: Cross multiply
    2,259.13x = 3,388.73 × 797.26
  4. Step 4: Simplify right side
    2,259.13x = 2,701,698.88
  5. Step 5: Solve for x
    x = 2,701,698.88/2,259.13
  6. Step 6: Final answer
    x = 1,195.90

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1.5x scale

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.