Home / 3,346.30-5,021.73-1,787.43

Finding the Fourth Proportional to 3,346.30, 5,021.73 and 1,787.43

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Solution

The fourth proportional to 3,346.30, 5,021.73 and 1,787.43 is: 2,682.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.30 : 5,021.73 = 1,787.43 : x
  2. Step 2: Convert to fraction form
    3,346.30/5,021.73 = 1,787.43/x
  3. Step 3: Cross multiply
    3,346.30x = 5,021.73 × 1,787.43
  4. Step 4: Simplify right side
    3,346.30x = 8,975,965.32
  5. Step 5: Solve for x
    x = 8,975,965.32/3,346.30
  6. Step 6: Final answer
    x = 2,682.35

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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.