Home / 5,050.05-6,968.72-3,161.55

Finding the Fourth Proportional to 5,050.05, 6,968.72 and 3,161.55

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Solution

The fourth proportional to 5,050.05, 6,968.72 and 3,161.55 is: 4,362.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050.05 : 6,968.72 = 3,161.55 : x
  2. Step 2: Convert to fraction form
    5,050.05/6,968.72 = 3,161.55/x
  3. Step 3: Cross multiply
    5,050.05x = 6,968.72 × 3,161.55
  4. Step 4: Simplify right side
    5,050.05x = 22,031,940.91
  5. Step 5: Solve for x
    x = 22,031,940.91/5,050.05
  6. Step 6: Final answer
    x = 4,362.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.