Home / 5,858.30-8,084.36-3,205.67

Finding the Fourth Proportional to 5,858.30, 8,084.36 and 3,205.67

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Solution

The fourth proportional to 5,858.30, 8,084.36 and 3,205.67 is: 4,423.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858.30 : 8,084.36 = 3,205.67 : x
  2. Step 2: Convert to fraction form
    5,858.30/8,084.36 = 3,205.67/x
  3. Step 3: Cross multiply
    5,858.30x = 8,084.36 × 3,205.67
  4. Step 4: Simplify right side
    5,858.30x = 25,915,757.91
  5. Step 5: Solve for x
    x = 25,915,757.91/5,858.30
  6. Step 6: Final answer
    x = 4,423.77

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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.