Home / 2,442.86-3,371.12-1,394.92

Finding the Fourth Proportional to 2,442.86, 3,371.12 and 1,394.92

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Solution

The fourth proportional to 2,442.86, 3,371.12 and 1,394.92 is: 1,924.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.86 : 3,371.12 = 1,394.92 : x
  2. Step 2: Convert to fraction form
    2,442.86/3,371.12 = 1,394.92/x
  3. Step 3: Cross multiply
    2,442.86x = 3,371.12 × 1,394.92
  4. Step 4: Simplify right side
    2,442.86x = 4,702,442.71
  5. Step 5: Solve for x
    x = 4,702,442.71/2,442.86
  6. Step 6: Final answer
    x = 1,924.97

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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.