Home / 3,046.50-4,204.89-1,787.63

Finding the Fourth Proportional to 3,046.50, 4,204.89 and 1,787.63

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Solution

The fourth proportional to 3,046.50, 4,204.89 and 1,787.63 is: 2,467.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,046.50 : 4,204.89 = 1,787.63 : x
  2. Step 2: Convert to fraction form
    3,046.50/4,204.89 = 1,787.63/x
  3. Step 3: Cross multiply
    3,046.50x = 4,204.89 × 1,787.63
  4. Step 4: Simplify right side
    3,046.50x = 7,516,766.49
  5. Step 5: Solve for x
    x = 7,516,766.49/3,046.50
  6. Step 6: Final answer
    x = 2,467.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.