Home / 11,285.96-16,930.58-3,495.38

Finding the Fourth Proportional to 11,285.96, 16,930.58 and 3,495.38

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Solution

The fourth proportional to 11,285.96, 16,930.58 and 3,495.38 is: 5,243.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285.96 : 16,930.58 = 3,495.38 : x
  2. Step 2: Convert to fraction form
    11,285.96/16,930.58 = 3,495.38/x
  3. Step 3: Cross multiply
    11,285.96x = 16,930.58 × 3,495.38
  4. Step 4: Simplify right side
    11,285.96x = 59,178,708.59
  5. Step 5: Solve for x
    x = 59,178,708.59/11,285.96
  6. Step 6: Final answer
    x = 5,243.57

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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.