Home / 3,708.92-5,118.35-2,292.28

Finding the Fourth Proportional to 3,708.92, 5,118.35 and 2,292.28

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Solution

The fourth proportional to 3,708.92, 5,118.35 and 2,292.28 is: 3,163.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.92 : 5,118.35 = 2,292.28 : x
  2. Step 2: Convert to fraction form
    3,708.92/5,118.35 = 2,292.28/x
  3. Step 3: Cross multiply
    3,708.92x = 5,118.35 × 2,292.28
  4. Step 4: Simplify right side
    3,708.92x = 11,732,667.08
  5. Step 5: Solve for x
    x = 11,732,667.08/3,708.92
  6. Step 6: Final answer
    x = 3,163.36

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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.