Home / 4,976.55-7,458.82-2,200.07

Finding the Fourth Proportional to 4,976.55, 7,458.82 and 2,200.07

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Solution

The fourth proportional to 4,976.55, 7,458.82 and 2,200.07 is: 3,297.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.55 : 7,458.82 = 2,200.07 : x
  2. Step 2: Convert to fraction form
    4,976.55/7,458.82 = 2,200.07/x
  3. Step 3: Cross multiply
    4,976.55x = 7,458.82 × 2,200.07
  4. Step 4: Simplify right side
    4,976.55x = 16,409,915.12
  5. Step 5: Solve for x
    x = 16,409,915.12/4,976.55
  6. Step 6: Final answer
    x = 3,297.45

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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.