Home / 2,069.15-3,104.22-608.30

Finding the Fourth Proportional to 2,069.15, 3,104.22 and 608.30

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Solution

The fourth proportional to 2,069.15, 3,104.22 and 608.30 is: 912.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069.15 : 3,104.22 = 608.30 : x
  2. Step 2: Convert to fraction form
    2,069.15/3,104.22 = 608.30/x
  3. Step 3: Cross multiply
    2,069.15x = 3,104.22 × 608.30
  4. Step 4: Simplify right side
    2,069.15x = 1,888,297.03
  5. Step 5: Solve for x
    x = 1,888,297.03/2,069.15
  6. Step 6: Final answer
    x = 912.60

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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.