Home / 5,825.52-8,739.12-1,929.06

Finding the Fourth Proportional to 5,825.52, 8,739.12 and 1,929.06

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Solution

The fourth proportional to 5,825.52, 8,739.12 and 1,929.06 is: 2,893.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,825.52 : 8,739.12 = 1,929.06 : x
  2. Step 2: Convert to fraction form
    5,825.52/8,739.12 = 1,929.06/x
  3. Step 3: Cross multiply
    5,825.52x = 8,739.12 × 1,929.06
  4. Step 4: Simplify right side
    5,825.52x = 16,858,286.83
  5. Step 5: Solve for x
    x = 16,858,286.83/5,825.52
  6. Step 6: Final answer
    x = 2,893.87

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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.