Home / 4,787.58-7,180.05-3,029.94

Finding the Fourth Proportional to 4,787.58, 7,180.05 and 3,029.94

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Solution

The fourth proportional to 4,787.58, 7,180.05 and 3,029.94 is: 4,544.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.58 : 7,180.05 = 3,029.94 : x
  2. Step 2: Convert to fraction form
    4,787.58/7,180.05 = 3,029.94/x
  3. Step 3: Cross multiply
    4,787.58x = 7,180.05 × 3,029.94
  4. Step 4: Simplify right side
    4,787.58x = 21,755,120.70
  5. Step 5: Solve for x
    x = 21,755,120.70/4,787.58
  6. Step 6: Final answer
    x = 4,544.07

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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.