Home / 3,199.83-4,800.17-1,556.16

Finding the Fourth Proportional to 3,199.83, 4,800.17 and 1,556.16

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Solution

The fourth proportional to 3,199.83, 4,800.17 and 1,556.16 is: 2,334.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.83 : 4,800.17 = 1,556.16 : x
  2. Step 2: Convert to fraction form
    3,199.83/4,800.17 = 1,556.16/x
  3. Step 3: Cross multiply
    3,199.83x = 4,800.17 × 1,556.16
  4. Step 4: Simplify right side
    3,199.83x = 7,469,832.55
  5. Step 5: Solve for x
    x = 7,469,832.55/3,199.83
  6. Step 6: Final answer
    x = 2,334.45

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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.