Home / 3,237.56-4,467.72-1,821.27

Finding the Fourth Proportional to 3,237.56, 4,467.72 and 1,821.27

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Solution

The fourth proportional to 3,237.56, 4,467.72 and 1,821.27 is: 2,513.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237.56 : 4,467.72 = 1,821.27 : x
  2. Step 2: Convert to fraction form
    3,237.56/4,467.72 = 1,821.27/x
  3. Step 3: Cross multiply
    3,237.56x = 4,467.72 × 1,821.27
  4. Step 4: Simplify right side
    3,237.56x = 8,136,924.40
  5. Step 5: Solve for x
    x = 8,136,924.40/3,237.56
  6. Step 6: Final answer
    x = 2,513.29

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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.