Home / 6,200.80-8,556.96-3,548.80

Finding the Fourth Proportional to 6,200.80, 8,556.96 and 3,548.80

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Solution

The fourth proportional to 6,200.80, 8,556.96 and 3,548.80 is: 4,897.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,200.80 : 8,556.96 = 3,548.80 : x
  2. Step 2: Convert to fraction form
    6,200.80/8,556.96 = 3,548.80/x
  3. Step 3: Cross multiply
    6,200.80x = 8,556.96 × 3,548.80
  4. Step 4: Simplify right side
    6,200.80x = 30,366,939.65
  5. Step 5: Solve for x
    x = 30,366,939.65/6,200.80
  6. Step 6: Final answer
    x = 4,897.26

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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.