Home / 3,936.45-5,904.98-1,595.34

Finding the Fourth Proportional to 3,936.45, 5,904.98 and 1,595.34

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Solution

The fourth proportional to 3,936.45, 5,904.98 and 1,595.34 is: 2,393.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936.45 : 5,904.98 = 1,595.34 : x
  2. Step 2: Convert to fraction form
    3,936.45/5,904.98 = 1,595.34/x
  3. Step 3: Cross multiply
    3,936.45x = 5,904.98 × 1,595.34
  4. Step 4: Simplify right side
    3,936.45x = 9,420,450.79
  5. Step 5: Solve for x
    x = 9,420,450.79/3,936.45
  6. Step 6: Final answer
    x = 2,393.13

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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.