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Finding the Fourth Proportional to 11,847.73, 17,759.28 and 4,824.73

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Solution

The fourth proportional to 11,847.73, 17,759.28 and 4,824.73 is: 7,232.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,847.73 : 17,759.28 = 4,824.73 : x
  2. Step 2: Convert to fraction form
    11,847.73/17,759.28 = 4,824.73/x
  3. Step 3: Cross multiply
    11,847.73x = 17,759.28 × 4,824.73
  4. Step 4: Simplify right side
    11,847.73x = 85,683,730.99
  5. Step 5: Solve for x
    x = 85,683,730.99/11,847.73
  6. Step 6: Final answer
    x = 7,232.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.