Home / 1,469.03-2,027.24-805.88

Finding the Fourth Proportional to 1,469.03, 2,027.24 and 805.88

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Solution

The fourth proportional to 1,469.03, 2,027.24 and 805.88 is: 1,112.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469.03 : 2,027.24 = 805.88 : x
  2. Step 2: Convert to fraction form
    1,469.03/2,027.24 = 805.88/x
  3. Step 3: Cross multiply
    1,469.03x = 2,027.24 × 805.88
  4. Step 4: Simplify right side
    1,469.03x = 1,633,716.23
  5. Step 5: Solve for x
    x = 1,633,716.23/1,469.03
  6. Step 6: Final answer
    x = 1,112.10

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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.