Home / 8,249.21-12,374.57-2,703.11

Finding the Fourth Proportional to 8,249.21, 12,374.57 and 2,703.11

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Solution

The fourth proportional to 8,249.21, 12,374.57 and 2,703.11 is: 4,054.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249.21 : 12,374.57 = 2,703.11 : x
  2. Step 2: Convert to fraction form
    8,249.21/12,374.57 = 2,703.11/x
  3. Step 3: Cross multiply
    8,249.21x = 12,374.57 × 2,703.11
  4. Step 4: Simplify right side
    8,249.21x = 33,449,768.80
  5. Step 5: Solve for x
    x = 33,449,768.80/8,249.21
  6. Step 6: Final answer
    x = 4,054.91

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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.