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Finding the Fourth Proportional to 11,073.69, 16,610.54 and 5,230.89

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Solution

The fourth proportional to 11,073.69, 16,610.54 and 5,230.89 is: 7,846.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073.69 : 16,610.54 = 5,230.89 : x
  2. Step 2: Convert to fraction form
    11,073.69/16,610.54 = 5,230.89/x
  3. Step 3: Cross multiply
    11,073.69x = 16,610.54 × 5,230.89
  4. Step 4: Simplify right side
    11,073.69x = 86,887,881.43
  5. Step 5: Solve for x
    x = 86,887,881.43/11,073.69
  6. Step 6: Final answer
    x = 7,846.34

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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.