Home / 3,268.15-4,901.70-2,716.40

Finding the Fourth Proportional to 3,268.15, 4,901.70 and 2,716.40

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Solution

The fourth proportional to 3,268.15, 4,901.70 and 2,716.40 is: 4,074.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.15 : 4,901.70 = 2,716.40 : x
  2. Step 2: Convert to fraction form
    3,268.15/4,901.70 = 2,716.40/x
  3. Step 3: Cross multiply
    3,268.15x = 4,901.70 × 2,716.40
  4. Step 4: Simplify right side
    3,268.15x = 13,314,981.94
  5. Step 5: Solve for x
    x = 13,314,981.94/3,268.15
  6. Step 6: Final answer
    x = 4,074.17

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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.