Home / 1,525.96-2,286.40-1,469.09

Finding the Fourth Proportional to 1,525.96, 2,286.40 and 1,469.09

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Solution

The fourth proportional to 1,525.96, 2,286.40 and 1,469.09 is: 2,201.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525.96 : 2,286.40 = 1,469.09 : x
  2. Step 2: Convert to fraction form
    1,525.96/2,286.40 = 1,469.09/x
  3. Step 3: Cross multiply
    1,525.96x = 2,286.40 × 1,469.09
  4. Step 4: Simplify right side
    1,525.96x = 3,358,923.44
  5. Step 5: Solve for x
    x = 3,358,923.44/1,525.96
  6. Step 6: Final answer
    x = 2,201.18

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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.