Home / 3,017.90-4,523.19-1,282.88

Finding the Fourth Proportional to 3,017.90, 4,523.19 and 1,282.88

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Solution

The fourth proportional to 3,017.90, 4,523.19 and 1,282.88 is: 1,922.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.90 : 4,523.19 = 1,282.88 : x
  2. Step 2: Convert to fraction form
    3,017.90/4,523.19 = 1,282.88/x
  3. Step 3: Cross multiply
    3,017.90x = 4,523.19 × 1,282.88
  4. Step 4: Simplify right side
    3,017.90x = 5,802,687.37
  5. Step 5: Solve for x
    x = 5,802,687.37/3,017.90
  6. Step 6: Final answer
    x = 1,922.76

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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.