Home / 3,635.49-5,010.99-2,571.90

Finding the Fourth Proportional to 3,635.49, 5,010.99 and 2,571.90

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Solution

The fourth proportional to 3,635.49, 5,010.99 and 2,571.90 is: 3,544.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.49 : 5,010.99 = 2,571.90 : x
  2. Step 2: Convert to fraction form
    3,635.49/5,010.99 = 2,571.90/x
  3. Step 3: Cross multiply
    3,635.49x = 5,010.99 × 2,571.90
  4. Step 4: Simplify right side
    3,635.49x = 12,887,765.18
  5. Step 5: Solve for x
    x = 12,887,765.18/3,635.49
  6. Step 6: Final answer
    x = 3,544.99

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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.