Home / 3,887.49-5,361.87-2,627.94

Finding the Fourth Proportional to 3,887.49, 5,361.87 and 2,627.94

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Solution

The fourth proportional to 3,887.49, 5,361.87 and 2,627.94 is: 3,624.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887.49 : 5,361.87 = 2,627.94 : x
  2. Step 2: Convert to fraction form
    3,887.49/5,361.87 = 2,627.94/x
  3. Step 3: Cross multiply
    3,887.49x = 5,361.87 × 2,627.94
  4. Step 4: Simplify right side
    3,887.49x = 14,090,672.65
  5. Step 5: Solve for x
    x = 14,090,672.65/3,887.49
  6. Step 6: Final answer
    x = 3,624.62

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1.5x scale

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.