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Finding the Fourth Proportional to 9,255.67, 13,883.72 and 3,015.67

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Solution

The fourth proportional to 9,255.67, 13,883.72 and 3,015.67 is: 4,523.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,255.67 : 13,883.72 = 3,015.67 : x
  2. Step 2: Convert to fraction form
    9,255.67/13,883.72 = 3,015.67/x
  3. Step 3: Cross multiply
    9,255.67x = 13,883.72 × 3,015.67
  4. Step 4: Simplify right side
    9,255.67x = 41,868,717.89
  5. Step 5: Solve for x
    x = 41,868,717.89/9,255.67
  6. Step 6: Final answer
    x = 4,523.58

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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.