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Finding the Fourth Proportional to 11,529, 15,908.58 and 6,492.52

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Solution

The fourth proportional to 11,529, 15,908.58 and 6,492.52 is: 8,958.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,529 : 15,908.58 = 6,492.52 : x
  2. Step 2: Convert to fraction form
    11,529/15,908.58 = 6,492.52/x
  3. Step 3: Cross multiply
    11,529x = 15,908.58 × 6,492.52
  4. Step 4: Simplify right side
    11,529x = 103,286,773.82
  5. Step 5: Solve for x
    x = 103,286,773.82/11,529
  6. Step 6: Final answer
    x = 8,958.87

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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.