Home / 4,254.41-6,380.19-1,788.77

Finding the Fourth Proportional to 4,254.41, 6,380.19 and 1,788.77

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Solution

The fourth proportional to 4,254.41, 6,380.19 and 1,788.77 is: 2,682.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.41 : 6,380.19 = 1,788.77 : x
  2. Step 2: Convert to fraction form
    4,254.41/6,380.19 = 1,788.77/x
  3. Step 3: Cross multiply
    4,254.41x = 6,380.19 × 1,788.77
  4. Step 4: Simplify right side
    4,254.41x = 11,412,660.57
  5. Step 5: Solve for x
    x = 11,412,660.57/4,254.41
  6. Step 6: Final answer
    x = 2,682.55

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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.