Home / 3,504.35-5,255.79-1,038.59

Finding the Fourth Proportional to 3,504.35, 5,255.79 and 1,038.59

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Solution

The fourth proportional to 3,504.35, 5,255.79 and 1,038.59 is: 1,557.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.35 : 5,255.79 = 1,038.59 : x
  2. Step 2: Convert to fraction form
    3,504.35/5,255.79 = 1,038.59/x
  3. Step 3: Cross multiply
    3,504.35x = 5,255.79 × 1,038.59
  4. Step 4: Simplify right side
    3,504.35x = 5,458,610.94
  5. Step 5: Solve for x
    x = 5,458,610.94/3,504.35
  6. Step 6: Final answer
    x = 1,557.67

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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.