Home / 5,858.18-8,084.21-3,205.55

Finding the Fourth Proportional to 5,858.18, 8,084.21 and 3,205.55

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Solution

The fourth proportional to 5,858.18, 8,084.21 and 3,205.55 is: 4,423.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858.18 : 8,084.21 = 3,205.55 : x
  2. Step 2: Convert to fraction form
    5,858.18/8,084.21 = 3,205.55/x
  3. Step 3: Cross multiply
    5,858.18x = 8,084.21 × 3,205.55
  4. Step 4: Simplify right side
    5,858.18x = 25,914,343.55
  5. Step 5: Solve for x
    x = 25,914,343.55/5,858.18
  6. Step 6: Final answer
    x = 4,423.62

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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.