Home / 8,288.58-12,433.49-2,745.84

Finding the Fourth Proportional to 8,288.58, 12,433.49 and 2,745.84

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Solution

The fourth proportional to 8,288.58, 12,433.49 and 2,745.84 is: 4,118.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.58 : 12,433.49 = 2,745.84 : x
  2. Step 2: Convert to fraction form
    8,288.58/12,433.49 = 2,745.84/x
  3. Step 3: Cross multiply
    8,288.58x = 12,433.49 × 2,745.84
  4. Step 4: Simplify right side
    8,288.58x = 34,140,374.18
  5. Step 5: Solve for x
    x = 34,140,374.18/8,288.58
  6. Step 6: Final answer
    x = 4,118.97

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1.5x scale

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.