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Finding the Fourth Proportional to 9,234.93, 12,741.03 and 5,255.04

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Solution

The fourth proportional to 9,234.93, 12,741.03 and 5,255.04 is: 7,250.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,234.93 : 12,741.03 = 5,255.04 : x
  2. Step 2: Convert to fraction form
    9,234.93/12,741.03 = 5,255.04/x
  3. Step 3: Cross multiply
    9,234.93x = 12,741.03 × 5,255.04
  4. Step 4: Simplify right side
    9,234.93x = 66,954,622.29
  5. Step 5: Solve for x
    x = 66,954,622.29/9,234.93
  6. Step 6: Final answer
    x = 7,250.15

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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.