Home / 11,361.36-17,044.34-4,787.54

Finding the Fourth Proportional to 11,361.36, 17,044.34 and 4,787.54

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Solution

The fourth proportional to 11,361.36, 17,044.34 and 4,787.54 is: 7,182.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,361.36 : 17,044.34 = 4,787.54 : x
  2. Step 2: Convert to fraction form
    11,361.36/17,044.34 = 4,787.54/x
  3. Step 3: Cross multiply
    11,361.36x = 17,044.34 × 4,787.54
  4. Step 4: Simplify right side
    11,361.36x = 81,600,459.52
  5. Step 5: Solve for x
    x = 81,600,459.52/11,361.36
  6. Step 6: Final answer
    x = 7,182.28

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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.