Home / 8,247.94-12,374.22-2,705.19

Finding the Fourth Proportional to 8,247.94, 12,374.22 and 2,705.19

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Solution

The fourth proportional to 8,247.94, 12,374.22 and 2,705.19 is: 4,058.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,247.94 : 12,374.22 = 2,705.19 : x
  2. Step 2: Convert to fraction form
    8,247.94/12,374.22 = 2,705.19/x
  3. Step 3: Cross multiply
    8,247.94x = 12,374.22 × 2,705.19
  4. Step 4: Simplify right side
    8,247.94x = 33,474,564.73
  5. Step 5: Solve for x
    x = 33,474,564.73/8,247.94
  6. Step 6: Final answer
    x = 4,058.53

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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.