Home / 8,754.25-13,131.43-2,180.44

Finding the Fourth Proportional to 8,754.25, 13,131.43 and 2,180.44

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Solution

The fourth proportional to 8,754.25, 13,131.43 and 2,180.44 is: 3,270.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,754.25 : 13,131.43 = 2,180.44 : x
  2. Step 2: Convert to fraction form
    8,754.25/13,131.43 = 2,180.44/x
  3. Step 3: Cross multiply
    8,754.25x = 13,131.43 × 2,180.44
  4. Step 4: Simplify right side
    8,754.25x = 28,632,254.22
  5. Step 5: Solve for x
    x = 28,632,254.22/8,754.25
  6. Step 6: Final answer
    x = 3,270.67

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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.