Home / 3,708.38-5,117.44-2,029.75

Finding the Fourth Proportional to 3,708.38, 5,117.44 and 2,029.75

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Solution

The fourth proportional to 3,708.38, 5,117.44 and 2,029.75 is: 2,800.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.38 : 5,117.44 = 2,029.75 : x
  2. Step 2: Convert to fraction form
    3,708.38/5,117.44 = 2,029.75/x
  3. Step 3: Cross multiply
    3,708.38x = 5,117.44 × 2,029.75
  4. Step 4: Simplify right side
    3,708.38x = 10,387,118.46
  5. Step 5: Solve for x
    x = 10,387,118.46/3,708.38
  6. Step 6: Final answer
    x = 2,800.99

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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.