Home / 4,540.12-6,808.80-1,616.80

Finding the Fourth Proportional to 4,540.12, 6,808.80 and 1,616.80

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Solution

The fourth proportional to 4,540.12, 6,808.80 and 1,616.80 is: 2,424.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540.12 : 6,808.80 = 1,616.80 : x
  2. Step 2: Convert to fraction form
    4,540.12/6,808.80 = 1,616.80/x
  3. Step 3: Cross multiply
    4,540.12x = 6,808.80 × 1,616.80
  4. Step 4: Simplify right side
    4,540.12x = 11,008,467.84
  5. Step 5: Solve for x
    x = 11,008,467.84/4,540.12
  6. Step 6: Final answer
    x = 2,424.71

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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.