Home / 4,683.45-7,019.60-2,181.27

Finding the Fourth Proportional to 4,683.45, 7,019.60 and 2,181.27

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Solution

The fourth proportional to 4,683.45, 7,019.60 and 2,181.27 is: 3,269.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,683.45 : 7,019.60 = 2,181.27 : x
  2. Step 2: Convert to fraction form
    4,683.45/7,019.60 = 2,181.27/x
  3. Step 3: Cross multiply
    4,683.45x = 7,019.60 × 2,181.27
  4. Step 4: Simplify right side
    4,683.45x = 15,311,631.99
  5. Step 5: Solve for x
    x = 15,311,631.99/4,683.45
  6. Step 6: Final answer
    x = 3,269.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.