Home / 11,361.51-17,044.58-4,787.70

Finding the Fourth Proportional to 11,361.51, 17,044.58 and 4,787.70

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Solution

The fourth proportional to 11,361.51, 17,044.58 and 4,787.70 is: 7,182.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,361.51 : 17,044.58 = 4,787.70 : x
  2. Step 2: Convert to fraction form
    11,361.51/17,044.58 = 4,787.70/x
  3. Step 3: Cross multiply
    11,361.51x = 17,044.58 × 4,787.70
  4. Step 4: Simplify right side
    11,361.51x = 81,604,311.73
  5. Step 5: Solve for x
    x = 81,604,311.73/11,361.51
  6. Step 6: Final answer
    x = 7,182.52

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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.