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Finding the Fourth Proportional to 7,371.67, 10,173.09 and 4,014.67

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Solution

The fourth proportional to 7,371.67, 10,173.09 and 4,014.67 is: 5,540.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.67 : 10,173.09 = 4,014.67 : x
  2. Step 2: Convert to fraction form
    7,371.67/10,173.09 = 4,014.67/x
  3. Step 3: Cross multiply
    7,371.67x = 10,173.09 × 4,014.67
  4. Step 4: Simplify right side
    7,371.67x = 40,841,576.68
  5. Step 5: Solve for x
    x = 40,841,576.68/7,371.67
  6. Step 6: Final answer
    x = 5,540.34

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Half scale
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Double scale
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Similar ratio
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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.