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Finding the Fourth Proportional to 9,350.46, 12,903 and 5,812.98

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Solution

The fourth proportional to 9,350.46, 12,903 and 5,812.98 is: 8,021.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,350.46 : 12,903 = 5,812.98 : x
  2. Step 2: Convert to fraction form
    9,350.46/12,903 = 5,812.98/x
  3. Step 3: Cross multiply
    9,350.46x = 12,903 × 5,812.98
  4. Step 4: Simplify right side
    9,350.46x = 75,004,880.94
  5. Step 5: Solve for x
    x = 75,004,880.94/9,350.46
  6. Step 6: Final answer
    x = 8,021.52

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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.