Home / 2,521.44-3,467.22-2,189.26

Finding the Fourth Proportional to 2,521.44, 3,467.22 and 2,189.26

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Solution

The fourth proportional to 2,521.44, 3,467.22 and 2,189.26 is: 3,010.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521.44 : 3,467.22 = 2,189.26 : x
  2. Step 2: Convert to fraction form
    2,521.44/3,467.22 = 2,189.26/x
  3. Step 3: Cross multiply
    2,521.44x = 3,467.22 × 2,189.26
  4. Step 4: Simplify right side
    2,521.44x = 7,590,646.06
  5. Step 5: Solve for x
    x = 7,590,646.06/2,521.44
  6. Step 6: Final answer
    x = 3,010.44

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Half scale
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Double scale
Find fourth proportional to 2,522.44, 3,468.60 and 2,190.26
Similar ratio
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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.