Home / 7,316.18-10,975.41-3,157.37

Finding the Fourth Proportional to 7,316.18, 10,975.41 and 3,157.37

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Solution

The fourth proportional to 7,316.18, 10,975.41 and 3,157.37 is: 4,736.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.18 : 10,975.41 = 3,157.37 : x
  2. Step 2: Convert to fraction form
    7,316.18/10,975.41 = 3,157.37/x
  3. Step 3: Cross multiply
    7,316.18x = 10,975.41 × 3,157.37
  4. Step 4: Simplify right side
    7,316.18x = 34,653,375.39
  5. Step 5: Solve for x
    x = 34,653,375.39/7,316.18
  6. Step 6: Final answer
    x = 4,736.54

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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.