Home / 9,255.27-12,760.56-6,735.36

Finding the Fourth Proportional to 9,255.27, 12,760.56 and 6,735.36

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Solution

The fourth proportional to 9,255.27, 12,760.56 and 6,735.36 is: 9,286.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,255.27 : 12,760.56 = 6,735.36 : x
  2. Step 2: Convert to fraction form
    9,255.27/12,760.56 = 6,735.36/x
  3. Step 3: Cross multiply
    9,255.27x = 12,760.56 × 6,735.36
  4. Step 4: Simplify right side
    9,255.27x = 85,946,965.40
  5. Step 5: Solve for x
    x = 85,946,965.40/9,255.27
  6. Step 6: Final answer
    x = 9,286.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.