Home / 2,442.24-3,370.32-1,433.88

Finding the Fourth Proportional to 2,442.24, 3,370.32 and 1,433.88

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Solution

The fourth proportional to 2,442.24, 3,370.32 and 1,433.88 is: 1,978.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.24 : 3,370.32 = 1,433.88 : x
  2. Step 2: Convert to fraction form
    2,442.24/3,370.32 = 1,433.88/x
  3. Step 3: Cross multiply
    2,442.24x = 3,370.32 × 1,433.88
  4. Step 4: Simplify right side
    2,442.24x = 4,832,634.44
  5. Step 5: Solve for x
    x = 4,832,634.44/2,442.24
  6. Step 6: Final answer
    x = 1,978.77

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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.