Home / 3,235.85-4,467.21-2,175.32

Finding the Fourth Proportional to 3,235.85, 4,467.21 and 2,175.32

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Solution

The fourth proportional to 3,235.85, 4,467.21 and 2,175.32 is: 3,003.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235.85 : 4,467.21 = 2,175.32 : x
  2. Step 2: Convert to fraction form
    3,235.85/4,467.21 = 2,175.32/x
  3. Step 3: Cross multiply
    3,235.85x = 4,467.21 × 2,175.32
  4. Step 4: Simplify right side
    3,235.85x = 9,717,611.26
  5. Step 5: Solve for x
    x = 9,717,611.26/3,235.85
  6. Step 6: Final answer
    x = 3,003.11

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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.