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Finding the Fourth Proportional to 4,954.16, 6,836.28 and 2,858.16

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Solution

The fourth proportional to 4,954.16, 6,836.28 and 2,858.16 is: 3,943.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,954.16 : 6,836.28 = 2,858.16 : x
  2. Step 2: Convert to fraction form
    4,954.16/6,836.28 = 2,858.16/x
  3. Step 3: Cross multiply
    4,954.16x = 6,836.28 × 2,858.16
  4. Step 4: Simplify right side
    4,954.16x = 19,539,182.04
  5. Step 5: Solve for x
    x = 19,539,182.04/4,954.16
  6. Step 6: Final answer
    x = 3,943.99

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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.