Home / 4,389.82-6,553.43-4,236.04

Finding the Fourth Proportional to 4,389.82, 6,553.43 and 4,236.04

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Solution

The fourth proportional to 4,389.82, 6,553.43 and 4,236.04 is: 6,323.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.82 : 6,553.43 = 4,236.04 : x
  2. Step 2: Convert to fraction form
    4,389.82/6,553.43 = 4,236.04/x
  3. Step 3: Cross multiply
    4,389.82x = 6,553.43 × 4,236.04
  4. Step 4: Simplify right side
    4,389.82x = 27,760,591.62
  5. Step 5: Solve for x
    x = 27,760,591.62/4,389.82
  6. Step 6: Final answer
    x = 6,323.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.