Home / 4,414.38-6,089.79-2,820.21

Finding the Fourth Proportional to 4,414.38, 6,089.79 and 2,820.21

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Solution

The fourth proportional to 4,414.38, 6,089.79 and 2,820.21 is: 3,890.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,414.38 : 6,089.79 = 2,820.21 : x
  2. Step 2: Convert to fraction form
    4,414.38/6,089.79 = 2,820.21/x
  3. Step 3: Cross multiply
    4,414.38x = 6,089.79 × 2,820.21
  4. Step 4: Simplify right side
    4,414.38x = 17,174,486.66
  5. Step 5: Solve for x
    x = 17,174,486.66/4,414.38
  6. Step 6: Final answer
    x = 3,890.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.