Home / 1,826.25-2,739.39-527.73

Finding the Fourth Proportional to 1,826.25, 2,739.39 and 527.73

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Solution

The fourth proportional to 1,826.25, 2,739.39 and 527.73 is: 791.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826.25 : 2,739.39 = 527.73 : x
  2. Step 2: Convert to fraction form
    1,826.25/2,739.39 = 527.73/x
  3. Step 3: Cross multiply
    1,826.25x = 2,739.39 × 527.73
  4. Step 4: Simplify right side
    1,826.25x = 1,445,658.28
  5. Step 5: Solve for x
    x = 1,445,658.28/1,826.25
  6. Step 6: Final answer
    x = 791.60

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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.