Home / 5,213.93-7,193.63-2,975.67

Finding the Fourth Proportional to 5,213.93, 7,193.63 and 2,975.67

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Solution

The fourth proportional to 5,213.93, 7,193.63 and 2,975.67 is: 4,105.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213.93 : 7,193.63 = 2,975.67 : x
  2. Step 2: Convert to fraction form
    5,213.93/7,193.63 = 2,975.67/x
  3. Step 3: Cross multiply
    5,213.93x = 7,193.63 × 2,975.67
  4. Step 4: Simplify right side
    5,213.93x = 21,405,876.42
  5. Step 5: Solve for x
    x = 21,405,876.42/5,213.93
  6. Step 6: Final answer
    x = 4,105.52

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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.