Home / 3,236.22-4,466.21-1,909.58

Finding the Fourth Proportional to 3,236.22, 4,466.21 and 1,909.58

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Solution

The fourth proportional to 3,236.22, 4,466.21 and 1,909.58 is: 2,635.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.22 : 4,466.21 = 1,909.58 : x
  2. Step 2: Convert to fraction form
    3,236.22/4,466.21 = 1,909.58/x
  3. Step 3: Cross multiply
    3,236.22x = 4,466.21 × 1,909.58
  4. Step 4: Simplify right side
    3,236.22x = 8,528,553.41
  5. Step 5: Solve for x
    x = 8,528,553.41/3,236.22
  6. Step 6: Final answer
    x = 2,635.34

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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.