Home / 2,850.14-4,277.33-2,157.68

Finding the Fourth Proportional to 2,850.14, 4,277.33 and 2,157.68

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Solution

The fourth proportional to 2,850.14, 4,277.33 and 2,157.68 is: 3,238.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850.14 : 4,277.33 = 2,157.68 : x
  2. Step 2: Convert to fraction form
    2,850.14/4,277.33 = 2,157.68/x
  3. Step 3: Cross multiply
    2,850.14x = 4,277.33 × 2,157.68
  4. Step 4: Simplify right side
    2,850.14x = 9,229,098.61
  5. Step 5: Solve for x
    x = 9,229,098.61/2,850.14
  6. Step 6: Final answer
    x = 3,238.12

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1.5x scale

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.