Home / 2,334.80-3,222.08-1,340.60

Finding the Fourth Proportional to 2,334.80, 3,222.08 and 1,340.60

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Solution

The fourth proportional to 2,334.80, 3,222.08 and 1,340.60 is: 1,850.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,334.80 : 3,222.08 = 1,340.60 : x
  2. Step 2: Convert to fraction form
    2,334.80/3,222.08 = 1,340.60/x
  3. Step 3: Cross multiply
    2,334.80x = 3,222.08 × 1,340.60
  4. Step 4: Simplify right side
    2,334.80x = 4,319,520.45
  5. Step 5: Solve for x
    x = 4,319,520.45/2,334.80
  6. Step 6: Final answer
    x = 1,850.06

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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.