Home / 11,682.33-16,122.04-6,646.96

Finding the Fourth Proportional to 11,682.33, 16,122.04 and 6,646.96

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Solution

The fourth proportional to 11,682.33, 16,122.04 and 6,646.96 is: 9,173.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,682.33 : 16,122.04 = 6,646.96 : x
  2. Step 2: Convert to fraction form
    11,682.33/16,122.04 = 6,646.96/x
  3. Step 3: Cross multiply
    11,682.33x = 16,122.04 × 6,646.96
  4. Step 4: Simplify right side
    11,682.33x = 107,162,558.53
  5. Step 5: Solve for x
    x = 107,162,558.53/11,682.33
  6. Step 6: Final answer
    x = 9,173.05

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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.