Home / 3,558.09-5,336.62-2,237.81

Finding the Fourth Proportional to 3,558.09, 5,336.62 and 2,237.81

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Solution

The fourth proportional to 3,558.09, 5,336.62 and 2,237.81 is: 3,356.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.09 : 5,336.62 = 2,237.81 : x
  2. Step 2: Convert to fraction form
    3,558.09/5,336.62 = 2,237.81/x
  3. Step 3: Cross multiply
    3,558.09x = 5,336.62 × 2,237.81
  4. Step 4: Simplify right side
    3,558.09x = 11,942,341.60
  5. Step 5: Solve for x
    x = 11,942,341.60/3,558.09
  6. Step 6: Final answer
    x = 3,356.40

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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.