Home / 11,040.75-15,236.48-6,072.75

Finding the Fourth Proportional to 11,040.75, 15,236.48 and 6,072.75

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Solution

The fourth proportional to 11,040.75, 15,236.48 and 6,072.75 is: 8,380.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,040.75 : 15,236.48 = 6,072.75 : x
  2. Step 2: Convert to fraction form
    11,040.75/15,236.48 = 6,072.75/x
  3. Step 3: Cross multiply
    11,040.75x = 15,236.48 × 6,072.75
  4. Step 4: Simplify right side
    11,040.75x = 92,527,303.56
  5. Step 5: Solve for x
    x = 92,527,303.56/11,040.75
  6. Step 6: Final answer
    x = 8,380.53

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Half scale
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Double scale
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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.