Home / 2,442.19-3,367.38-1,779.34

Finding the Fourth Proportional to 2,442.19, 3,367.38 and 1,779.34

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Solution

The fourth proportional to 2,442.19, 3,367.38 and 1,779.34 is: 2,453.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.19 : 3,367.38 = 1,779.34 : x
  2. Step 2: Convert to fraction form
    2,442.19/3,367.38 = 1,779.34/x
  3. Step 3: Cross multiply
    2,442.19x = 3,367.38 × 1,779.34
  4. Step 4: Simplify right side
    2,442.19x = 5,991,713.93
  5. Step 5: Solve for x
    x = 5,991,713.93/2,442.19
  6. Step 6: Final answer
    x = 2,453.42

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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.