Home / 9,072.13-13,610.72-5,179.27

Finding the Fourth Proportional to 9,072.13, 13,610.72 and 5,179.27

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Solution

The fourth proportional to 9,072.13, 13,610.72 and 5,179.27 is: 7,770.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072.13 : 13,610.72 = 5,179.27 : x
  2. Step 2: Convert to fraction form
    9,072.13/13,610.72 = 5,179.27/x
  3. Step 3: Cross multiply
    9,072.13x = 13,610.72 × 5,179.27
  4. Step 4: Simplify right side
    9,072.13x = 70,493,567.88
  5. Step 5: Solve for x
    x = 70,493,567.88/9,072.13
  6. Step 6: Final answer
    x = 7,770.34

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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.