Home / 4,078.13-5,628.33-2,286.29

Finding the Fourth Proportional to 4,078.13, 5,628.33 and 2,286.29

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Solution

The fourth proportional to 4,078.13, 5,628.33 and 2,286.29 is: 3,155.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.13 : 5,628.33 = 2,286.29 : x
  2. Step 2: Convert to fraction form
    4,078.13/5,628.33 = 2,286.29/x
  3. Step 3: Cross multiply
    4,078.13x = 5,628.33 × 2,286.29
  4. Step 4: Simplify right side
    4,078.13x = 12,868,008.67
  5. Step 5: Solve for x
    x = 12,868,008.67/4,078.13
  6. Step 6: Final answer
    x = 3,155.37

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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.