Home / 3,236.60-4,466.80-1,910.72

Finding the Fourth Proportional to 3,236.60, 4,466.80 and 1,910.72

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Solution

The fourth proportional to 3,236.60, 4,466.80 and 1,910.72 is: 2,636.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.60 : 4,466.80 = 1,910.72 : x
  2. Step 2: Convert to fraction form
    3,236.60/4,466.80 = 1,910.72/x
  3. Step 3: Cross multiply
    3,236.60x = 4,466.80 × 1,910.72
  4. Step 4: Simplify right side
    3,236.60x = 8,534,804.10
  5. Step 5: Solve for x
    x = 8,534,804.10/3,236.60
  6. Step 6: Final answer
    x = 2,636.97

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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.