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Finding the Fourth Proportional to 6,263.81, 9,396.78 and 2,104.22

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Solution

The fourth proportional to 6,263.81, 9,396.78 and 2,104.22 is: 3,156.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,263.81 : 9,396.78 = 2,104.22 : x
  2. Step 2: Convert to fraction form
    6,263.81/9,396.78 = 2,104.22/x
  3. Step 3: Cross multiply
    6,263.81x = 9,396.78 × 2,104.22
  4. Step 4: Simplify right side
    6,263.81x = 19,772,845.43
  5. Step 5: Solve for x
    x = 19,772,845.43/6,263.81
  6. Step 6: Final answer
    x = 3,156.68

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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.