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Finding the Fourth Proportional to 6,292.94, 9,439.43 and 1,910.43

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Solution

The fourth proportional to 6,292.94, 9,439.43 and 1,910.43 is: 2,865.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,292.94 : 9,439.43 = 1,910.43 : x
  2. Step 2: Convert to fraction form
    6,292.94/9,439.43 = 1,910.43/x
  3. Step 3: Cross multiply
    6,292.94x = 9,439.43 × 1,910.43
  4. Step 4: Simplify right side
    6,292.94x = 18,033,360.70
  5. Step 5: Solve for x
    x = 18,033,360.70/6,292.94
  6. Step 6: Final answer
    x = 2,865.65

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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.