Home / 4,883.85-7,323.62-1,421.37

Finding the Fourth Proportional to 4,883.85, 7,323.62 and 1,421.37

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Solution

The fourth proportional to 4,883.85, 7,323.62 and 1,421.37 is: 2,131.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,883.85 : 7,323.62 = 1,421.37 : x
  2. Step 2: Convert to fraction form
    4,883.85/7,323.62 = 1,421.37/x
  3. Step 3: Cross multiply
    4,883.85x = 7,323.62 × 1,421.37
  4. Step 4: Simplify right side
    4,883.85x = 10,409,566.65
  5. Step 5: Solve for x
    x = 10,409,566.65/4,883.85
  6. Step 6: Final answer
    x = 2,131.43

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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.