Home / 3,976.07-5,962.95-1,604.15

Finding the Fourth Proportional to 3,976.07, 5,962.95 and 1,604.15

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Solution

The fourth proportional to 3,976.07, 5,962.95 and 1,604.15 is: 2,405.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976.07 : 5,962.95 = 1,604.15 : x
  2. Step 2: Convert to fraction form
    3,976.07/5,962.95 = 1,604.15/x
  3. Step 3: Cross multiply
    3,976.07x = 5,962.95 × 1,604.15
  4. Step 4: Simplify right side
    3,976.07x = 9,565,466.24
  5. Step 5: Solve for x
    x = 9,565,466.24/3,976.07
  6. Step 6: Final answer
    x = 2,405.76

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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.