Home / 4,086.92-5,638.92-2,293.94

Finding the Fourth Proportional to 4,086.92, 5,638.92 and 2,293.94

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Solution

The fourth proportional to 4,086.92, 5,638.92 and 2,293.94 is: 3,165.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.92 : 5,638.92 = 2,293.94 : x
  2. Step 2: Convert to fraction form
    4,086.92/5,638.92 = 2,293.94/x
  3. Step 3: Cross multiply
    4,086.92x = 5,638.92 × 2,293.94
  4. Step 4: Simplify right side
    4,086.92x = 12,935,344.14
  5. Step 5: Solve for x
    x = 12,935,344.14/4,086.92
  6. Step 6: Final answer
    x = 3,165.06

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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.