Home / 3,830.52-5,286.96-2,433

Finding the Fourth Proportional to 3,830.52, 5,286.96 and 2,433

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Solution

The fourth proportional to 3,830.52, 5,286.96 and 2,433 is: 3,358.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830.52 : 5,286.96 = 2,433 : x
  2. Step 2: Convert to fraction form
    3,830.52/5,286.96 = 2,433/x
  3. Step 3: Cross multiply
    3,830.52x = 5,286.96 × 2,433
  4. Step 4: Simplify right side
    3,830.52x = 12,863,173.68
  5. Step 5: Solve for x
    x = 12,863,173.68/3,830.52
  6. Step 6: Final answer
    x = 3,358.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.