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Finding the Fourth Proportional to 11,480.72, 17,234.08 and 4,560.08

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Solution

The fourth proportional to 11,480.72, 17,234.08 and 4,560.08 is: 6,845.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,480.72 : 17,234.08 = 4,560.08 : x
  2. Step 2: Convert to fraction form
    11,480.72/17,234.08 = 4,560.08/x
  3. Step 3: Cross multiply
    11,480.72x = 17,234.08 × 4,560.08
  4. Step 4: Simplify right side
    11,480.72x = 78,588,783.53
  5. Step 5: Solve for x
    x = 78,588,783.53/11,480.72
  6. Step 6: Final answer
    x = 6,845.28

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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.