Home / 3,558.76-5,338.91-1,093.75

Finding the Fourth Proportional to 3,558.76, 5,338.91 and 1,093.75

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Solution

The fourth proportional to 3,558.76, 5,338.91 and 1,093.75 is: 1,640.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.76 : 5,338.91 = 1,093.75 : x
  2. Step 2: Convert to fraction form
    3,558.76/5,338.91 = 1,093.75/x
  3. Step 3: Cross multiply
    3,558.76x = 5,338.91 × 1,093.75
  4. Step 4: Simplify right side
    3,558.76x = 5,839,432.81
  5. Step 5: Solve for x
    x = 5,839,432.81/3,558.76
  6. Step 6: Final answer
    x = 1,640.86

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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.