Home / 11,932.85-16,468.10-6,627.69

Finding the Fourth Proportional to 11,932.85, 16,468.10 and 6,627.69

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Solution

The fourth proportional to 11,932.85, 16,468.10 and 6,627.69 is: 9,146.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,932.85 : 16,468.10 = 6,627.69 : x
  2. Step 2: Convert to fraction form
    11,932.85/16,468.10 = 6,627.69/x
  3. Step 3: Cross multiply
    11,932.85x = 16,468.10 × 6,627.69
  4. Step 4: Simplify right side
    11,932.85x = 109,145,428.55
  5. Step 5: Solve for x
    x = 109,145,428.55/11,932.85
  6. Step 6: Final answer
    x = 9,146.64

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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.