Home / 6,380.46-9,573.43-2,218.20

Finding the Fourth Proportional to 6,380.46, 9,573.43 and 2,218.20

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Solution

The fourth proportional to 6,380.46, 9,573.43 and 2,218.20 is: 3,328.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,380.46 : 9,573.43 = 2,218.20 : x
  2. Step 2: Convert to fraction form
    6,380.46/9,573.43 = 2,218.20/x
  3. Step 3: Cross multiply
    6,380.46x = 9,573.43 × 2,218.20
  4. Step 4: Simplify right side
    6,380.46x = 21,235,782.43
  5. Step 5: Solve for x
    x = 21,235,782.43/6,380.46
  6. Step 6: Final answer
    x = 3,328.25

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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.