Home / 4,968.84-6,857.82-3,787.68

Finding the Fourth Proportional to 4,968.84, 6,857.82 and 3,787.68

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Solution

The fourth proportional to 4,968.84, 6,857.82 and 3,787.68 is: 5,227.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.84 : 6,857.82 = 3,787.68 : x
  2. Step 2: Convert to fraction form
    4,968.84/6,857.82 = 3,787.68/x
  3. Step 3: Cross multiply
    4,968.84x = 6,857.82 × 3,787.68
  4. Step 4: Simplify right side
    4,968.84x = 25,975,227.66
  5. Step 5: Solve for x
    x = 25,975,227.66/4,968.84
  6. Step 6: Final answer
    x = 5,227.62

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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.