Home / 2,535.86-3,801.80-1,611.25

Finding the Fourth Proportional to 2,535.86, 3,801.80 and 1,611.25

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Solution

The fourth proportional to 2,535.86, 3,801.80 and 1,611.25 is: 2,415.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,535.86 : 3,801.80 = 1,611.25 : x
  2. Step 2: Convert to fraction form
    2,535.86/3,801.80 = 1,611.25/x
  3. Step 3: Cross multiply
    2,535.86x = 3,801.80 × 1,611.25
  4. Step 4: Simplify right side
    2,535.86x = 6,125,644.77
  5. Step 5: Solve for x
    x = 6,125,644.77/2,535.86
  6. Step 6: Final answer
    x = 2,415.61

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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.