Home / 3,084.45-4,624.31-1,439.82

Finding the Fourth Proportional to 3,084.45, 4,624.31 and 1,439.82

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Solution

The fourth proportional to 3,084.45, 4,624.31 and 1,439.82 is: 2,158.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.45 : 4,624.31 = 1,439.82 : x
  2. Step 2: Convert to fraction form
    3,084.45/4,624.31 = 1,439.82/x
  3. Step 3: Cross multiply
    3,084.45x = 4,624.31 × 1,439.82
  4. Step 4: Simplify right side
    3,084.45x = 6,658,166.83
  5. Step 5: Solve for x
    x = 6,658,166.83/3,084.45
  6. Step 6: Final answer
    x = 2,158.62

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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.