Home / 4,858.20-6,702.62-3,180.60

Finding the Fourth Proportional to 4,858.20, 6,702.62 and 3,180.60

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Solution

The fourth proportional to 4,858.20, 6,702.62 and 3,180.60 is: 4,388.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858.20 : 6,702.62 = 3,180.60 : x
  2. Step 2: Convert to fraction form
    4,858.20/6,702.62 = 3,180.60/x
  3. Step 3: Cross multiply
    4,858.20x = 6,702.62 × 3,180.60
  4. Step 4: Simplify right side
    4,858.20x = 21,318,337.27
  5. Step 5: Solve for x
    x = 21,318,337.27/4,858.20
  6. Step 6: Final answer
    x = 4,388.11

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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.