Home / 11,654.84-16,083.70-6,349.64

Finding the Fourth Proportional to 11,654.84, 16,083.70 and 6,349.64

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Solution

The fourth proportional to 11,654.84, 16,083.70 and 6,349.64 is: 8,762.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,654.84 : 16,083.70 = 6,349.64 : x
  2. Step 2: Convert to fraction form
    11,654.84/16,083.70 = 6,349.64/x
  3. Step 3: Cross multiply
    11,654.84x = 16,083.70 × 6,349.64
  4. Step 4: Simplify right side
    11,654.84x = 102,125,704.87
  5. Step 5: Solve for x
    x = 102,125,704.87/11,654.84
  6. Step 6: Final answer
    x = 8,762.51

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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.