Home / 3,952.88-5,924.24-2,100.16

Finding the Fourth Proportional to 3,952.88, 5,924.24 and 2,100.16

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Solution

The fourth proportional to 3,952.88, 5,924.24 and 2,100.16 is: 3,147.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.88 : 5,924.24 = 2,100.16 : x
  2. Step 2: Convert to fraction form
    3,952.88/5,924.24 = 2,100.16/x
  3. Step 3: Cross multiply
    3,952.88x = 5,924.24 × 2,100.16
  4. Step 4: Simplify right side
    3,952.88x = 12,441,851.88
  5. Step 5: Solve for x
    x = 12,441,851.88/3,952.88
  6. Step 6: Final answer
    x = 3,147.54

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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.