Home / 7,274.42-10,907.94-3,381.56

Finding the Fourth Proportional to 7,274.42, 10,907.94 and 3,381.56

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Solution

The fourth proportional to 7,274.42, 10,907.94 and 3,381.56 is: 5,070.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,274.42 : 10,907.94 = 3,381.56 : x
  2. Step 2: Convert to fraction form
    7,274.42/10,907.94 = 3,381.56/x
  3. Step 3: Cross multiply
    7,274.42x = 10,907.94 × 3,381.56
  4. Step 4: Simplify right side
    7,274.42x = 36,885,853.59
  5. Step 5: Solve for x
    x = 36,885,853.59/7,274.42
  6. Step 6: Final answer
    x = 5,070.62

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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.