Home / 4,923.33-7,385.31-3,438.06

Finding the Fourth Proportional to 4,923.33, 7,385.31 and 3,438.06

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Solution

The fourth proportional to 4,923.33, 7,385.31 and 3,438.06 is: 5,157.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.33 : 7,385.31 = 3,438.06 : x
  2. Step 2: Convert to fraction form
    4,923.33/7,385.31 = 3,438.06/x
  3. Step 3: Cross multiply
    4,923.33x = 7,385.31 × 3,438.06
  4. Step 4: Simplify right side
    4,923.33x = 25,391,138.90
  5. Step 5: Solve for x
    x = 25,391,138.90/4,923.33
  6. Step 6: Final answer
    x = 5,157.31

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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.