Home / 4,568.80-6,850.14-2,100.28

Finding the Fourth Proportional to 4,568.80, 6,850.14 and 2,100.28

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Solution

The fourth proportional to 4,568.80, 6,850.14 and 2,100.28 is: 3,149.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,568.80 : 6,850.14 = 2,100.28 : x
  2. Step 2: Convert to fraction form
    4,568.80/6,850.14 = 2,100.28/x
  3. Step 3: Cross multiply
    4,568.80x = 6,850.14 × 2,100.28
  4. Step 4: Simplify right side
    4,568.80x = 14,387,212.04
  5. Step 5: Solve for x
    x = 14,387,212.04/4,568.80
  6. Step 6: Final answer
    x = 3,149.01

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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.