Home / 3,409.22-5,113.82-1,069.25

Finding the Fourth Proportional to 3,409.22, 5,113.82 and 1,069.25

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Solution

The fourth proportional to 3,409.22, 5,113.82 and 1,069.25 is: 1,603.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.22 : 5,113.82 = 1,069.25 : x
  2. Step 2: Convert to fraction form
    3,409.22/5,113.82 = 1,069.25/x
  3. Step 3: Cross multiply
    3,409.22x = 5,113.82 × 1,069.25
  4. Step 4: Simplify right side
    3,409.22x = 5,467,929.14
  5. Step 5: Solve for x
    x = 5,467,929.14/3,409.22
  6. Step 6: Final answer
    x = 1,603.86

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1.5x scale

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.