Home / 3,084.57-4,623.08-1,622.79

Finding the Fourth Proportional to 3,084.57, 4,623.08 and 1,622.79

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Solution

The fourth proportional to 3,084.57, 4,623.08 and 1,622.79 is: 2,432.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.57 : 4,623.08 = 1,622.79 : x
  2. Step 2: Convert to fraction form
    3,084.57/4,623.08 = 1,622.79/x
  3. Step 3: Cross multiply
    3,084.57x = 4,623.08 × 1,622.79
  4. Step 4: Simplify right side
    3,084.57x = 7,502,279.88
  5. Step 5: Solve for x
    x = 7,502,279.88/3,084.57
  6. Step 6: Final answer
    x = 2,432.20

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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.