Home / 3,376.46-5,064.94-1,621.84

Finding the Fourth Proportional to 3,376.46, 5,064.94 and 1,621.84

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Solution

The fourth proportional to 3,376.46, 5,064.94 and 1,621.84 is: 2,432.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,376.46 : 5,064.94 = 1,621.84 : x
  2. Step 2: Convert to fraction form
    3,376.46/5,064.94 = 1,621.84/x
  3. Step 3: Cross multiply
    3,376.46x = 5,064.94 × 1,621.84
  4. Step 4: Simplify right side
    3,376.46x = 8,214,522.29
  5. Step 5: Solve for x
    x = 8,214,522.29/3,376.46
  6. Step 6: Final answer
    x = 2,432.88

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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.