Home / 6,259.39-8,639.09-3,571.00

Finding the Fourth Proportional to 6,259.39, 8,639.09 and 3,571.00

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Solution

The fourth proportional to 6,259.39, 8,639.09 and 3,571.00 is: 4,928.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,259.39 : 8,639.09 = 3,571.00 : x
  2. Step 2: Convert to fraction form
    6,259.39/8,639.09 = 3,571.00/x
  3. Step 3: Cross multiply
    6,259.39x = 8,639.09 × 3,571.00
  4. Step 4: Simplify right side
    6,259.39x = 30,850,164.33
  5. Step 5: Solve for x
    x = 30,850,164.33/6,259.39
  6. Step 6: Final answer
    x = 4,928.62

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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.