Home / 1,205.52-1,816.20-1,094.44

Finding the Fourth Proportional to 1,205.52, 1,816.20 and 1,094.44

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Solution

The fourth proportional to 1,205.52, 1,816.20 and 1,094.44 is: 1,648.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205.52 : 1,816.20 = 1,094.44 : x
  2. Step 2: Convert to fraction form
    1,205.52/1,816.20 = 1,094.44/x
  3. Step 3: Cross multiply
    1,205.52x = 1,816.20 × 1,094.44
  4. Step 4: Simplify right side
    1,205.52x = 1,987,721.93
  5. Step 5: Solve for x
    x = 1,987,721.93/1,205.52
  6. Step 6: Final answer
    x = 1,648.85

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.