Home / 3,236.58-4,466.34-1,820.16

Finding the Fourth Proportional to 3,236.58, 4,466.34 and 1,820.16

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Solution

The fourth proportional to 3,236.58, 4,466.34 and 1,820.16 is: 2,511.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.58 : 4,466.34 = 1,820.16 : x
  2. Step 2: Convert to fraction form
    3,236.58/4,466.34 = 1,820.16/x
  3. Step 3: Cross multiply
    3,236.58x = 4,466.34 × 1,820.16
  4. Step 4: Simplify right side
    3,236.58x = 8,129,453.41
  5. Step 5: Solve for x
    x = 8,129,453.41/3,236.58
  6. Step 6: Final answer
    x = 2,511.74

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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.