Home / 4,683.35-7,028.49-2,218.18

Finding the Fourth Proportional to 4,683.35, 7,028.49 and 2,218.18

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Solution

The fourth proportional to 4,683.35, 7,028.49 and 2,218.18 is: 3,328.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,683.35 : 7,028.49 = 2,218.18 : x
  2. Step 2: Convert to fraction form
    4,683.35/7,028.49 = 2,218.18/x
  3. Step 3: Cross multiply
    4,683.35x = 7,028.49 × 2,218.18
  4. Step 4: Simplify right side
    4,683.35x = 15,590,446.70
  5. Step 5: Solve for x
    x = 15,590,446.70/4,683.35
  6. Step 6: Final answer
    x = 3,328.91

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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.