Home / 11,768.94-16,241.34-6,463.98

Finding the Fourth Proportional to 11,768.94, 16,241.34 and 6,463.98

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Solution

The fourth proportional to 11,768.94, 16,241.34 and 6,463.98 is: 8,920.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,768.94 : 16,241.34 = 6,463.98 : x
  2. Step 2: Convert to fraction form
    11,768.94/16,241.34 = 6,463.98/x
  3. Step 3: Cross multiply
    11,768.94x = 16,241.34 × 6,463.98
  4. Step 4: Simplify right side
    11,768.94x = 104,983,696.93
  5. Step 5: Solve for x
    x = 104,983,696.93/11,768.94
  6. Step 6: Final answer
    x = 8,920.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.