Home / 5,110.44-7,664.73-1,411.88

Finding the Fourth Proportional to 5,110.44, 7,664.73 and 1,411.88

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Solution

The fourth proportional to 5,110.44, 7,664.73 and 1,411.88 is: 2,117.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110.44 : 7,664.73 = 1,411.88 : x
  2. Step 2: Convert to fraction form
    5,110.44/7,664.73 = 1,411.88/x
  3. Step 3: Cross multiply
    5,110.44x = 7,664.73 × 1,411.88
  4. Step 4: Simplify right side
    5,110.44x = 10,821,635.37
  5. Step 5: Solve for x
    x = 10,821,635.37/5,110.44
  6. Step 6: Final answer
    x = 2,117.56

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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.