Home / 4,238.94-6,362.28-2,160.38

Finding the Fourth Proportional to 4,238.94, 6,362.28 and 2,160.38

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Solution

The fourth proportional to 4,238.94, 6,362.28 and 2,160.38 is: 3,242.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.94 : 6,362.28 = 2,160.38 : x
  2. Step 2: Convert to fraction form
    4,238.94/6,362.28 = 2,160.38/x
  3. Step 3: Cross multiply
    4,238.94x = 6,362.28 × 2,160.38
  4. Step 4: Simplify right side
    4,238.94x = 13,744,942.47
  5. Step 5: Solve for x
    x = 13,744,942.47/4,238.94
  6. Step 6: Final answer
    x = 3,242.54

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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.