Home / 3,558.51-5,336.61-1,185.96

Finding the Fourth Proportional to 3,558.51, 5,336.61 and 1,185.96

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Solution

The fourth proportional to 3,558.51, 5,336.61 and 1,185.96 is: 1,778.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.51 : 5,336.61 = 1,185.96 : x
  2. Step 2: Convert to fraction form
    3,558.51/5,336.61 = 1,185.96/x
  3. Step 3: Cross multiply
    3,558.51x = 5,336.61 × 1,185.96
  4. Step 4: Simplify right side
    3,558.51x = 6,329,006.00
  5. Step 5: Solve for x
    x = 6,329,006.00/3,558.51
  6. Step 6: Final answer
    x = 1,778.56

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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.