Home / 5,858.61-8,084.81-3,205.98

Finding the Fourth Proportional to 5,858.61, 8,084.81 and 3,205.98

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Solution

The fourth proportional to 5,858.61, 8,084.81 and 3,205.98 is: 4,424.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858.61 : 8,084.81 = 3,205.98 : x
  2. Step 2: Convert to fraction form
    5,858.61/8,084.81 = 3,205.98/x
  3. Step 3: Cross multiply
    5,858.61x = 8,084.81 × 3,205.98
  4. Step 4: Simplify right side
    5,858.61x = 25,919,739.16
  5. Step 5: Solve for x
    x = 25,919,739.16/5,858.61
  6. Step 6: Final answer
    x = 4,424.21

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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.