Home / 11,801.06-16,285.50-6,765.56

Finding the Fourth Proportional to 11,801.06, 16,285.50 and 6,765.56

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Solution

The fourth proportional to 11,801.06, 16,285.50 and 6,765.56 is: 9,336.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801.06 : 16,285.50 = 6,765.56 : x
  2. Step 2: Convert to fraction form
    11,801.06/16,285.50 = 6,765.56/x
  3. Step 3: Cross multiply
    11,801.06x = 16,285.50 × 6,765.56
  4. Step 4: Simplify right side
    11,801.06x = 110,180,527.38
  5. Step 5: Solve for x
    x = 110,180,527.38/11,801.06
  6. Step 6: Final answer
    x = 9,336.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.