Home / 11,262.55-15,546.50-6,786.55

Finding the Fourth Proportional to 11,262.55, 15,546.50 and 6,786.55

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Solution

The fourth proportional to 11,262.55, 15,546.50 and 6,786.55 is: 9,367.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,262.55 : 15,546.50 = 6,786.55 : x
  2. Step 2: Convert to fraction form
    11,262.55/15,546.50 = 6,786.55/x
  3. Step 3: Cross multiply
    11,262.55x = 15,546.50 × 6,786.55
  4. Step 4: Simplify right side
    11,262.55x = 105,507,099.58
  5. Step 5: Solve for x
    x = 105,507,099.58/11,262.55
  6. Step 6: Final answer
    x = 9,367.96

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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.