Home / 4,200.73-5,789.68-3,079.29

Finding the Fourth Proportional to 4,200.73, 5,789.68 and 3,079.29

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Solution

The fourth proportional to 4,200.73, 5,789.68 and 3,079.29 is: 4,244.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.73 : 5,789.68 = 3,079.29 : x
  2. Step 2: Convert to fraction form
    4,200.73/5,789.68 = 3,079.29/x
  3. Step 3: Cross multiply
    4,200.73x = 5,789.68 × 3,079.29
  4. Step 4: Simplify right side
    4,200.73x = 17,828,103.73
  5. Step 5: Solve for x
    x = 17,828,103.73/4,200.73
  6. Step 6: Final answer
    x = 4,244.05

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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.