Home / 4,811.96-6,640.49-2,716.07

Finding the Fourth Proportional to 4,811.96, 6,640.49 and 2,716.07

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Solution

The fourth proportional to 4,811.96, 6,640.49 and 2,716.07 is: 3,748.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.96 : 6,640.49 = 2,716.07 : x
  2. Step 2: Convert to fraction form
    4,811.96/6,640.49 = 2,716.07/x
  3. Step 3: Cross multiply
    4,811.96x = 6,640.49 × 2,716.07
  4. Step 4: Simplify right side
    4,811.96x = 18,036,022.09
  5. Step 5: Solve for x
    x = 18,036,022.09/4,811.96
  6. Step 6: Final answer
    x = 3,748.17

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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.