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Finding the Fourth Proportional to 6,894.86, 10,336.43 and 2,737.80

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Solution

The fourth proportional to 6,894.86, 10,336.43 and 2,737.80 is: 4,104.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,894.86 : 10,336.43 = 2,737.80 : x
  2. Step 2: Convert to fraction form
    6,894.86/10,336.43 = 2,737.80/x
  3. Step 3: Cross multiply
    6,894.86x = 10,336.43 × 2,737.80
  4. Step 4: Simplify right side
    6,894.86x = 28,299,084.90
  5. Step 5: Solve for x
    x = 28,299,084.90/6,894.86
  6. Step 6: Final answer
    x = 4,104.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.