Home / 10,131.06-15,197.35-2,735.41

Finding the Fourth Proportional to 10,131.06, 15,197.35 and 2,735.41

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Solution

The fourth proportional to 10,131.06, 15,197.35 and 2,735.41 is: 4,103.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,131.06 : 15,197.35 = 2,735.41 : x
  2. Step 2: Convert to fraction form
    10,131.06/15,197.35 = 2,735.41/x
  3. Step 3: Cross multiply
    10,131.06x = 15,197.35 × 2,735.41
  4. Step 4: Simplify right side
    10,131.06x = 41,570,960.20
  5. Step 5: Solve for x
    x = 41,570,960.20/10,131.06
  6. Step 6: Final answer
    x = 4,103.32

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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.