Home / 2,334.41-3,221.35-1,339.60

Finding the Fourth Proportional to 2,334.41, 3,221.35 and 1,339.60

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Solution

The fourth proportional to 2,334.41, 3,221.35 and 1,339.60 is: 1,848.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,334.41 : 3,221.35 = 1,339.60 : x
  2. Step 2: Convert to fraction form
    2,334.41/3,221.35 = 1,339.60/x
  3. Step 3: Cross multiply
    2,334.41x = 3,221.35 × 1,339.60
  4. Step 4: Simplify right side
    2,334.41x = 4,315,304.35
  5. Step 5: Solve for x
    x = 4,315,304.35/2,334.41
  6. Step 6: Final answer
    x = 1,848.56

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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.