Home / 2,623.20-3,936.48-1,583.04

Finding the Fourth Proportional to 2,623.20, 3,936.48 and 1,583.04

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Solution

The fourth proportional to 2,623.20, 3,936.48 and 1,583.04 is: 2,375.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623.20 : 3,936.48 = 1,583.04 : x
  2. Step 2: Convert to fraction form
    2,623.20/3,936.48 = 1,583.04/x
  3. Step 3: Cross multiply
    2,623.20x = 3,936.48 × 1,583.04
  4. Step 4: Simplify right side
    2,623.20x = 6,231,605.30
  5. Step 5: Solve for x
    x = 6,231,605.30/2,623.20
  6. Step 6: Final answer
    x = 2,375.57

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1.5x scale

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.