Home / 4,454.21-6,679.06-1,491.60

Finding the Fourth Proportional to 4,454.21, 6,679.06 and 1,491.60

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Solution

The fourth proportional to 4,454.21, 6,679.06 and 1,491.60 is: 2,236.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,454.21 : 6,679.06 = 1,491.60 : x
  2. Step 2: Convert to fraction form
    4,454.21/6,679.06 = 1,491.60/x
  3. Step 3: Cross multiply
    4,454.21x = 6,679.06 × 1,491.60
  4. Step 4: Simplify right side
    4,454.21x = 9,962,485.90
  5. Step 5: Solve for x
    x = 9,962,485.90/4,454.21
  6. Step 6: Final answer
    x = 2,236.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.