Home / 5,274.38-7,911.58-3,625.94

Finding the Fourth Proportional to 5,274.38, 7,911.58 and 3,625.94

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Solution

The fourth proportional to 5,274.38, 7,911.58 and 3,625.94 is: 5,438.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.38 : 7,911.58 = 3,625.94 : x
  2. Step 2: Convert to fraction form
    5,274.38/7,911.58 = 3,625.94/x
  3. Step 3: Cross multiply
    5,274.38x = 7,911.58 × 3,625.94
  4. Step 4: Simplify right side
    5,274.38x = 28,686,914.39
  5. Step 5: Solve for x
    x = 28,686,914.39/5,274.38
  6. Step 6: Final answer
    x = 5,438.92

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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.