Home / 4,942.84-7,411.87-1,824.31

Finding the Fourth Proportional to 4,942.84, 7,411.87 and 1,824.31

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Solution

The fourth proportional to 4,942.84, 7,411.87 and 1,824.31 is: 2,735.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.84 : 7,411.87 = 1,824.31 : x
  2. Step 2: Convert to fraction form
    4,942.84/7,411.87 = 1,824.31/x
  3. Step 3: Cross multiply
    4,942.84x = 7,411.87 × 1,824.31
  4. Step 4: Simplify right side
    4,942.84x = 13,521,573.25
  5. Step 5: Solve for x
    x = 13,521,573.25/4,942.84
  6. Step 6: Final answer
    x = 2,735.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.