Home / 3,042.34-4,192.23-2,098.42

Finding the Fourth Proportional to 3,042.34, 4,192.23 and 2,098.42

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Solution

The fourth proportional to 3,042.34, 4,192.23 and 2,098.42 is: 2,891.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.34 : 4,192.23 = 2,098.42 : x
  2. Step 2: Convert to fraction form
    3,042.34/4,192.23 = 2,098.42/x
  3. Step 3: Cross multiply
    3,042.34x = 4,192.23 × 2,098.42
  4. Step 4: Simplify right side
    3,042.34x = 8,797,059.28
  5. Step 5: Solve for x
    x = 8,797,059.28/3,042.34
  6. Step 6: Final answer
    x = 2,891.54

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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.