Home / 10,163.01-15,247.25-5,229.96

Finding the Fourth Proportional to 10,163.01, 15,247.25 and 5,229.96

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Solution

The fourth proportional to 10,163.01, 15,247.25 and 5,229.96 is: 7,846.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,163.01 : 15,247.25 = 5,229.96 : x
  2. Step 2: Convert to fraction form
    10,163.01/15,247.25 = 5,229.96/x
  3. Step 3: Cross multiply
    10,163.01x = 15,247.25 × 5,229.96
  4. Step 4: Simplify right side
    10,163.01x = 79,742,405.22
  5. Step 5: Solve for x
    x = 79,742,405.22/10,163.01
  6. Step 6: Final answer
    x = 7,846.34

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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.