Home / 10,108.67-15,163.03-3,534.84

Finding the Fourth Proportional to 10,108.67, 15,163.03 and 3,534.84

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Solution

The fourth proportional to 10,108.67, 15,163.03 and 3,534.84 is: 5,302.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,108.67 : 15,163.03 = 3,534.84 : x
  2. Step 2: Convert to fraction form
    10,108.67/15,163.03 = 3,534.84/x
  3. Step 3: Cross multiply
    10,108.67x = 15,163.03 × 3,534.84
  4. Step 4: Simplify right side
    10,108.67x = 53,598,889.38
  5. Step 5: Solve for x
    x = 53,598,889.38/10,108.67
  6. Step 6: Final answer
    x = 5,302.27

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1.5x scale

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.