Home / 11,144.78-16,710.79-4,567.38

Finding the Fourth Proportional to 11,144.78, 16,710.79 and 4,567.38

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Solution

The fourth proportional to 11,144.78, 16,710.79 and 4,567.38 is: 6,848.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,144.78 : 16,710.79 = 4,567.38 : x
  2. Step 2: Convert to fraction form
    11,144.78/16,710.79 = 4,567.38/x
  3. Step 3: Cross multiply
    11,144.78x = 16,710.79 × 4,567.38
  4. Step 4: Simplify right side
    11,144.78x = 76,324,528.03
  5. Step 5: Solve for x
    x = 76,324,528.03/11,144.78
  6. Step 6: Final answer
    x = 6,848.46

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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.