Home / 9,274.42-12,791.25-8,152.96

Finding the Fourth Proportional to 9,274.42, 12,791.25 and 8,152.96

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Solution

The fourth proportional to 9,274.42, 12,791.25 and 8,152.96 is: 11,244.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,274.42 : 12,791.25 = 8,152.96 : x
  2. Step 2: Convert to fraction form
    9,274.42/12,791.25 = 8,152.96/x
  3. Step 3: Cross multiply
    9,274.42x = 12,791.25 × 8,152.96
  4. Step 4: Simplify right side
    9,274.42x = 104,286,549.60
  5. Step 5: Solve for x
    x = 104,286,549.60/9,274.42
  6. Step 6: Final answer
    x = 11,244.54

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Double scale
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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.