Home / 3,685.83-5,524.70-1,603.41

Finding the Fourth Proportional to 3,685.83, 5,524.70 and 1,603.41

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Solution

The fourth proportional to 3,685.83, 5,524.70 and 1,603.41 is: 2,403.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.83 : 5,524.70 = 1,603.41 : x
  2. Step 2: Convert to fraction form
    3,685.83/5,524.70 = 1,603.41/x
  3. Step 3: Cross multiply
    3,685.83x = 5,524.70 × 1,603.41
  4. Step 4: Simplify right side
    3,685.83x = 8,858,351.21
  5. Step 5: Solve for x
    x = 8,858,351.21/3,685.83
  6. Step 6: Final answer
    x = 2,403.35

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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.