Home / 3,708.35-5,118.82-2,293.12

Finding the Fourth Proportional to 3,708.35, 5,118.82 and 2,293.12

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Solution

The fourth proportional to 3,708.35, 5,118.82 and 2,293.12 is: 3,165.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.35 : 5,118.82 = 2,293.12 : x
  2. Step 2: Convert to fraction form
    3,708.35/5,118.82 = 2,293.12/x
  3. Step 3: Cross multiply
    3,708.35x = 5,118.82 × 2,293.12
  4. Step 4: Simplify right side
    3,708.35x = 11,738,069.18
  5. Step 5: Solve for x
    x = 11,738,069.18/3,708.35
  6. Step 6: Final answer
    x = 3,165.31

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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.