Home / 4,932.90-7,396.60-1,644.19

Finding the Fourth Proportional to 4,932.90, 7,396.60 and 1,644.19

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Solution

The fourth proportional to 4,932.90, 7,396.60 and 1,644.19 is: 2,465.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,932.90 : 7,396.60 = 1,644.19 : x
  2. Step 2: Convert to fraction form
    4,932.90/7,396.60 = 1,644.19/x
  3. Step 3: Cross multiply
    4,932.90x = 7,396.60 × 1,644.19
  4. Step 4: Simplify right side
    4,932.90x = 12,161,415.75
  5. Step 5: Solve for x
    x = 12,161,415.75/4,932.90
  6. Step 6: Final answer
    x = 2,465.37

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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.