Home / 5,204.94-7,182.86-2,847.09

Finding the Fourth Proportional to 5,204.94, 7,182.86 and 2,847.09

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Solution

The fourth proportional to 5,204.94, 7,182.86 and 2,847.09 is: 3,929.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.94 : 7,182.86 = 2,847.09 : x
  2. Step 2: Convert to fraction form
    5,204.94/7,182.86 = 2,847.09/x
  3. Step 3: Cross multiply
    5,204.94x = 7,182.86 × 2,847.09
  4. Step 4: Simplify right side
    5,204.94x = 20,450,248.88
  5. Step 5: Solve for x
    x = 20,450,248.88/5,204.94
  6. Step 6: Final answer
    x = 3,929.01

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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.