Home / 4,126.08-5,695.92-2,799.84

Finding the Fourth Proportional to 4,126.08, 5,695.92 and 2,799.84

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Solution

The fourth proportional to 4,126.08, 5,695.92 and 2,799.84 is: 3,865.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.08 : 5,695.92 = 2,799.84 : x
  2. Step 2: Convert to fraction form
    4,126.08/5,695.92 = 2,799.84/x
  3. Step 3: Cross multiply
    4,126.08x = 5,695.92 × 2,799.84
  4. Step 4: Simplify right side
    4,126.08x = 15,947,664.65
  5. Step 5: Solve for x
    x = 15,947,664.65/4,126.08
  6. Step 6: Final answer
    x = 3,865.09

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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.