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Finding the Fourth Proportional to 9,292.93, 12,813.43 and 6,310.69

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Solution

The fourth proportional to 9,292.93, 12,813.43 and 6,310.69 is: 8,701.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,292.93 : 12,813.43 = 6,310.69 : x
  2. Step 2: Convert to fraction form
    9,292.93/12,813.43 = 6,310.69/x
  3. Step 3: Cross multiply
    9,292.93x = 12,813.43 × 6,310.69
  4. Step 4: Simplify right side
    9,292.93x = 80,861,584.57
  5. Step 5: Solve for x
    x = 80,861,584.57/9,292.93
  6. Step 6: Final answer
    x = 8,701.41

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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.