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Finding the Fourth Proportional to 11,773.95, 16,247.52 and 6,468.84

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Solution

The fourth proportional to 11,773.95, 16,247.52 and 6,468.84 is: 8,926.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,773.95 : 16,247.52 = 6,468.84 : x
  2. Step 2: Convert to fraction form
    11,773.95/16,247.52 = 6,468.84/x
  3. Step 3: Cross multiply
    11,773.95x = 16,247.52 × 6,468.84
  4. Step 4: Simplify right side
    11,773.95x = 105,102,607.28
  5. Step 5: Solve for x
    x = 105,102,607.28/11,773.95
  6. Step 6: Final answer
    x = 8,926.71

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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.