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Finding the Fourth Proportional to 3,295.84, 4,548.15 and 1,968.76

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Solution

The fourth proportional to 3,295.84, 4,548.15 and 1,968.76 is: 2,716.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.84 : 4,548.15 = 1,968.76 : x
  2. Step 2: Convert to fraction form
    3,295.84/4,548.15 = 1,968.76/x
  3. Step 3: Cross multiply
    3,295.84x = 4,548.15 × 1,968.76
  4. Step 4: Simplify right side
    3,295.84x = 8,954,193.05
  5. Step 5: Solve for x
    x = 8,954,193.05/3,295.84
  6. Step 6: Final answer
    x = 2,716.82

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Double scale
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Similar ratio
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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.