Home / 3,670.20-5,063.10-2,675

Finding the Fourth Proportional to 3,670.20, 5,063.10 and 2,675

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Solution

The fourth proportional to 3,670.20, 5,063.10 and 2,675 is: 3,690.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.20 : 5,063.10 = 2,675 : x
  2. Step 2: Convert to fraction form
    3,670.20/5,063.10 = 2,675/x
  3. Step 3: Cross multiply
    3,670.20x = 5,063.10 × 2,675
  4. Step 4: Simplify right side
    3,670.20x = 13,543,792.50
  5. Step 5: Solve for x
    x = 13,543,792.50/3,670.20
  6. Step 6: Final answer
    x = 3,690.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.