Home / 2,442.29-3,369.71-1,433.84

Finding the Fourth Proportional to 2,442.29, 3,369.71 and 1,433.84

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Solution

The fourth proportional to 2,442.29, 3,369.71 and 1,433.84 is: 1,978.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.29 : 3,369.71 = 1,433.84 : x
  2. Step 2: Convert to fraction form
    2,442.29/3,369.71 = 1,433.84/x
  3. Step 3: Cross multiply
    2,442.29x = 3,369.71 × 1,433.84
  4. Step 4: Simplify right side
    2,442.29x = 4,831,611.72
  5. Step 5: Solve for x
    x = 4,831,611.72/2,442.29
  6. Step 6: Final answer
    x = 1,978.32

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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.