Home / 4,216.87-6,321.88-3,755.55

Finding the Fourth Proportional to 4,216.87, 6,321.88 and 3,755.55

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Solution

The fourth proportional to 4,216.87, 6,321.88 and 3,755.55 is: 5,630.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,216.87 : 6,321.88 = 3,755.55 : x
  2. Step 2: Convert to fraction form
    4,216.87/6,321.88 = 3,755.55/x
  3. Step 3: Cross multiply
    4,216.87x = 6,321.88 × 3,755.55
  4. Step 4: Simplify right side
    4,216.87x = 23,742,136.43
  5. Step 5: Solve for x
    x = 23,742,136.43/4,216.87
  6. Step 6: Final answer
    x = 5,630.27

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1.5x scale

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.