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Finding the Fourth Proportional to 6,480.70, 9,723.08 and 2,734.18

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Solution

The fourth proportional to 6,480.70, 9,723.08 and 2,734.18 is: 4,102.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480.70 : 9,723.08 = 2,734.18 : x
  2. Step 2: Convert to fraction form
    6,480.70/9,723.08 = 2,734.18/x
  3. Step 3: Cross multiply
    6,480.70x = 9,723.08 × 2,734.18
  4. Step 4: Simplify right side
    6,480.70x = 26,584,650.87
  5. Step 5: Solve for x
    x = 26,584,650.87/6,480.70
  6. Step 6: Final answer
    x = 4,102.13

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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.