Home / 8,745.63-13,116.60-3,201.57

Finding the Fourth Proportional to 8,745.63, 13,116.60 and 3,201.57

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Solution

The fourth proportional to 8,745.63, 13,116.60 and 3,201.57 is: 4,801.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745.63 : 13,116.60 = 3,201.57 : x
  2. Step 2: Convert to fraction form
    8,745.63/13,116.60 = 3,201.57/x
  3. Step 3: Cross multiply
    8,745.63x = 13,116.60 × 3,201.57
  4. Step 4: Simplify right side
    8,745.63x = 41,993,713.06
  5. Step 5: Solve for x
    x = 41,993,713.06/8,745.63
  6. Step 6: Final answer
    x = 4,801.68

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1.5x scale

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.