Home / 1,469.83-2,205.29-1,059.43

Finding the Fourth Proportional to 1,469.83, 2,205.29 and 1,059.43

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Solution

The fourth proportional to 1,469.83, 2,205.29 and 1,059.43 is: 1,589.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469.83 : 2,205.29 = 1,059.43 : x
  2. Step 2: Convert to fraction form
    1,469.83/2,205.29 = 1,059.43/x
  3. Step 3: Cross multiply
    1,469.83x = 2,205.29 × 1,059.43
  4. Step 4: Simplify right side
    1,469.83x = 2,336,345.09
  5. Step 5: Solve for x
    x = 2,336,345.09/1,469.83
  6. Step 6: Final answer
    x = 1,589.53

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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.