Home / 6,416.33-9,622.55-2,255.55

Finding the Fourth Proportional to 6,416.33, 9,622.55 and 2,255.55

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Solution

The fourth proportional to 6,416.33, 9,622.55 and 2,255.55 is: 3,382.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,416.33 : 9,622.55 = 2,255.55 : x
  2. Step 2: Convert to fraction form
    6,416.33/9,622.55 = 2,255.55/x
  3. Step 3: Cross multiply
    6,416.33x = 9,622.55 × 2,255.55
  4. Step 4: Simplify right side
    6,416.33x = 21,704,131.37
  5. Step 5: Solve for x
    x = 21,704,131.37/6,416.33
  6. Step 6: Final answer
    x = 3,382.64

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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.