Home / 6,199.69-8,556.14-3,405.73

Finding the Fourth Proportional to 6,199.69, 8,556.14 and 3,405.73

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Solution

The fourth proportional to 6,199.69, 8,556.14 and 3,405.73 is: 4,700.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,199.69 : 8,556.14 = 3,405.73 : x
  2. Step 2: Convert to fraction form
    6,199.69/8,556.14 = 3,405.73/x
  3. Step 3: Cross multiply
    6,199.69x = 8,556.14 × 3,405.73
  4. Step 4: Simplify right side
    6,199.69x = 29,139,889.81
  5. Step 5: Solve for x
    x = 29,139,889.81/6,199.69
  6. Step 6: Final answer
    x = 4,700.22

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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.