Home / 8,747.63-13,125.96-3,481.50

Finding the Fourth Proportional to 8,747.63, 13,125.96 and 3,481.50

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Solution

The fourth proportional to 8,747.63, 13,125.96 and 3,481.50 is: 5,224.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747.63 : 13,125.96 = 3,481.50 : x
  2. Step 2: Convert to fraction form
    8,747.63/13,125.96 = 3,481.50/x
  3. Step 3: Cross multiply
    8,747.63x = 13,125.96 × 3,481.50
  4. Step 4: Simplify right side
    8,747.63x = 45,698,029.74
  5. Step 5: Solve for x
    x = 45,698,029.74/8,747.63
  6. Step 6: Final answer
    x = 5,224.05

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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.