Home / 3,042.10-4,563.10-850.79

Finding the Fourth Proportional to 3,042.10, 4,563.10 and 850.79

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Solution

The fourth proportional to 3,042.10, 4,563.10 and 850.79 is: 1,276.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.10 : 4,563.10 = 850.79 : x
  2. Step 2: Convert to fraction form
    3,042.10/4,563.10 = 850.79/x
  3. Step 3: Cross multiply
    3,042.10x = 4,563.10 × 850.79
  4. Step 4: Simplify right side
    3,042.10x = 3,882,249.13
  5. Step 5: Solve for x
    x = 3,882,249.13/3,042.10
  6. Step 6: Final answer
    x = 1,276.18

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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.