Home / 3,084.54-4,626.70-1,438.82

Finding the Fourth Proportional to 3,084.54, 4,626.70 and 1,438.82

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Solution

The fourth proportional to 3,084.54, 4,626.70 and 1,438.82 is: 2,158.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.54 : 4,626.70 = 1,438.82 : x
  2. Step 2: Convert to fraction form
    3,084.54/4,626.70 = 1,438.82/x
  3. Step 3: Cross multiply
    3,084.54x = 4,626.70 × 1,438.82
  4. Step 4: Simplify right side
    3,084.54x = 6,656,988.49
  5. Step 5: Solve for x
    x = 6,656,988.49/3,084.54
  6. Step 6: Final answer
    x = 2,158.18

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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.