Home / 3,962.21-5,467.80-2,193.77

Finding the Fourth Proportional to 3,962.21, 5,467.80 and 2,193.77

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Solution

The fourth proportional to 3,962.21, 5,467.80 and 2,193.77 is: 3,027.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.21 : 5,467.80 = 2,193.77 : x
  2. Step 2: Convert to fraction form
    3,962.21/5,467.80 = 2,193.77/x
  3. Step 3: Cross multiply
    3,962.21x = 5,467.80 × 2,193.77
  4. Step 4: Simplify right side
    3,962.21x = 11,995,068.27
  5. Step 5: Solve for x
    x = 11,995,068.27/3,962.21
  6. Step 6: Final answer
    x = 3,027.37

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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.