Home / 3,148.23-4,344.19-1,822.35

Finding the Fourth Proportional to 3,148.23, 4,344.19 and 1,822.35

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Solution

The fourth proportional to 3,148.23, 4,344.19 and 1,822.35 is: 2,514.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.23 : 4,344.19 = 1,822.35 : x
  2. Step 2: Convert to fraction form
    3,148.23/4,344.19 = 1,822.35/x
  3. Step 3: Cross multiply
    3,148.23x = 4,344.19 × 1,822.35
  4. Step 4: Simplify right side
    3,148.23x = 7,916,634.65
  5. Step 5: Solve for x
    x = 7,916,634.65/3,148.23
  6. Step 6: Final answer
    x = 2,514.63

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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.