Home / 2,942.49-4,059.26-1,823.03

Finding the Fourth Proportional to 2,942.49, 4,059.26 and 1,823.03

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Solution

The fourth proportional to 2,942.49, 4,059.26 and 1,823.03 is: 2,514.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.49 : 4,059.26 = 1,823.03 : x
  2. Step 2: Convert to fraction form
    2,942.49/4,059.26 = 1,823.03/x
  3. Step 3: Cross multiply
    2,942.49x = 4,059.26 × 1,823.03
  4. Step 4: Simplify right side
    2,942.49x = 7,400,123.35
  5. Step 5: Solve for x
    x = 7,400,123.35/2,942.49
  6. Step 6: Final answer
    x = 2,514.92

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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.