Home / 5,858.28-8,084.43-3,205.69

Finding the Fourth Proportional to 5,858.28, 8,084.43 and 3,205.69

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Solution

The fourth proportional to 5,858.28, 8,084.43 and 3,205.69 is: 4,423.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858.28 : 8,084.43 = 3,205.69 : x
  2. Step 2: Convert to fraction form
    5,858.28/8,084.43 = 3,205.69/x
  3. Step 3: Cross multiply
    5,858.28x = 8,084.43 × 3,205.69
  4. Step 4: Simplify right side
    5,858.28x = 25,916,176.41
  5. Step 5: Solve for x
    x = 25,916,176.41/5,858.28
  6. Step 6: Final answer
    x = 4,423.85

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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.