Home / 3,801.18-5,698.50-1,611.44

Finding the Fourth Proportional to 3,801.18, 5,698.50 and 1,611.44

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Solution

The fourth proportional to 3,801.18, 5,698.50 and 1,611.44 is: 2,415.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,801.18 : 5,698.50 = 1,611.44 : x
  2. Step 2: Convert to fraction form
    3,801.18/5,698.50 = 1,611.44/x
  3. Step 3: Cross multiply
    3,801.18x = 5,698.50 × 1,611.44
  4. Step 4: Simplify right side
    3,801.18x = 9,182,818.79
  5. Step 5: Solve for x
    x = 9,182,818.79/3,801.18
  6. Step 6: Final answer
    x = 2,415.78

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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.