Home / 5,858.38-8,084.37-3,499.12

Finding the Fourth Proportional to 5,858.38, 8,084.37 and 3,499.12

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Solution

The fourth proportional to 5,858.38, 8,084.37 and 3,499.12 is: 4,828.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858.38 : 8,084.37 = 3,499.12 : x
  2. Step 2: Convert to fraction form
    5,858.38/8,084.37 = 3,499.12/x
  3. Step 3: Cross multiply
    5,858.38x = 8,084.37 × 3,499.12
  4. Step 4: Simplify right side
    5,858.38x = 28,288,180.75
  5. Step 5: Solve for x
    x = 28,288,180.75/5,858.38
  6. Step 6: Final answer
    x = 4,828.67

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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.