Home / 5,252.26-7,242.78-3,836.17

Finding the Fourth Proportional to 5,252.26, 7,242.78 and 3,836.17

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Solution

The fourth proportional to 5,252.26, 7,242.78 and 3,836.17 is: 5,290.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.26 : 7,242.78 = 3,836.17 : x
  2. Step 2: Convert to fraction form
    5,252.26/7,242.78 = 3,836.17/x
  3. Step 3: Cross multiply
    5,252.26x = 7,242.78 × 3,836.17
  4. Step 4: Simplify right side
    5,252.26x = 27,784,535.35
  5. Step 5: Solve for x
    x = 27,784,535.35/5,252.26
  6. Step 6: Final answer
    x = 5,290.02

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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.