Home / 4,549.38-6,816.75-3,820.38

Finding the Fourth Proportional to 4,549.38, 6,816.75 and 3,820.38

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Solution

The fourth proportional to 4,549.38, 6,816.75 and 3,820.38 is: 5,724.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,549.38 : 6,816.75 = 3,820.38 : x
  2. Step 2: Convert to fraction form
    4,549.38/6,816.75 = 3,820.38/x
  3. Step 3: Cross multiply
    4,549.38x = 6,816.75 × 3,820.38
  4. Step 4: Simplify right side
    4,549.38x = 26,042,575.37
  5. Step 5: Solve for x
    x = 26,042,575.37/4,549.38
  6. Step 6: Final answer
    x = 5,724.42

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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.