Home / 4,803.58-6,629.30-2,679.80

Finding the Fourth Proportional to 4,803.58, 6,629.30 and 2,679.80

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Solution

The fourth proportional to 4,803.58, 6,629.30 and 2,679.80 is: 3,698.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.58 : 6,629.30 = 2,679.80 : x
  2. Step 2: Convert to fraction form
    4,803.58/6,629.30 = 2,679.80/x
  3. Step 3: Cross multiply
    4,803.58x = 6,629.30 × 2,679.80
  4. Step 4: Simplify right side
    4,803.58x = 17,765,171.69
  5. Step 5: Solve for x
    x = 17,765,171.69/4,803.58
  6. Step 6: Final answer
    x = 3,698.32

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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.