Home / 3,975.66-5,965.62-2,335.40

Finding the Fourth Proportional to 3,975.66, 5,965.62 and 2,335.40

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Solution

The fourth proportional to 3,975.66, 5,965.62 and 2,335.40 is: 3,504.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.66 : 5,965.62 = 2,335.40 : x
  2. Step 2: Convert to fraction form
    3,975.66/5,965.62 = 2,335.40/x
  3. Step 3: Cross multiply
    3,975.66x = 5,965.62 × 2,335.40
  4. Step 4: Simplify right side
    3,975.66x = 13,932,108.95
  5. Step 5: Solve for x
    x = 13,932,108.95/3,975.66
  6. Step 6: Final answer
    x = 3,504.35

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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.