Home / 3,933.78-5,900.68-1,625.34

Finding the Fourth Proportional to 3,933.78, 5,900.68 and 1,625.34

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Solution

The fourth proportional to 3,933.78, 5,900.68 and 1,625.34 is: 2,438.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933.78 : 5,900.68 = 1,625.34 : x
  2. Step 2: Convert to fraction form
    3,933.78/5,900.68 = 1,625.34/x
  3. Step 3: Cross multiply
    3,933.78x = 5,900.68 × 1,625.34
  4. Step 4: Simplify right side
    3,933.78x = 9,590,603.10
  5. Step 5: Solve for x
    x = 9,590,603.10/3,933.78
  6. Step 6: Final answer
    x = 2,438.01

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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.