Home / 4,505.45-6,216.99-2,616.80

Finding the Fourth Proportional to 4,505.45, 6,216.99 and 2,616.80

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Solution

The fourth proportional to 4,505.45, 6,216.99 and 2,616.80 is: 3,610.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505.45 : 6,216.99 = 2,616.80 : x
  2. Step 2: Convert to fraction form
    4,505.45/6,216.99 = 2,616.80/x
  3. Step 3: Cross multiply
    4,505.45x = 6,216.99 × 2,616.80
  4. Step 4: Simplify right side
    4,505.45x = 16,268,588.35
  5. Step 5: Solve for x
    x = 16,268,588.35/4,505.45
  6. Step 6: Final answer
    x = 3,610.87

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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.