Home / 4,704.80-6,477.84-3,995.15

Finding the Fourth Proportional to 4,704.80, 6,477.84 and 3,995.15

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Solution

The fourth proportional to 4,704.80, 6,477.84 and 3,995.15 is: 5,500.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,704.80 : 6,477.84 = 3,995.15 : x
  2. Step 2: Convert to fraction form
    4,704.80/6,477.84 = 3,995.15/x
  3. Step 3: Cross multiply
    4,704.80x = 6,477.84 × 3,995.15
  4. Step 4: Simplify right side
    4,704.80x = 25,879,910.09
  5. Step 5: Solve for x
    x = 25,879,910.09/4,704.80
  6. Step 6: Final answer
    x = 5,500.75

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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.