Home / 3,009.00-4,152.19-1,682.52

Finding the Fourth Proportional to 3,009.00, 4,152.19 and 1,682.52

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Solution

The fourth proportional to 3,009.00, 4,152.19 and 1,682.52 is: 2,321.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.00 : 4,152.19 = 1,682.52 : x
  2. Step 2: Convert to fraction form
    3,009.00/4,152.19 = 1,682.52/x
  3. Step 3: Cross multiply
    3,009.00x = 4,152.19 × 1,682.52
  4. Step 4: Simplify right side
    3,009.00x = 6,986,144.72
  5. Step 5: Solve for x
    x = 6,986,144.72/3,009.00
  6. Step 6: Final answer
    x = 2,321.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.