Home / 3,708.67-5,118.83-2,217.25

Finding the Fourth Proportional to 3,708.67, 5,118.83 and 2,217.25

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Solution

The fourth proportional to 3,708.67, 5,118.83 and 2,217.25 is: 3,060.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.67 : 5,118.83 = 2,217.25 : x
  2. Step 2: Convert to fraction form
    3,708.67/5,118.83 = 2,217.25/x
  3. Step 3: Cross multiply
    3,708.67x = 5,118.83 × 2,217.25
  4. Step 4: Simplify right side
    3,708.67x = 11,349,725.82
  5. Step 5: Solve for x
    x = 11,349,725.82/3,708.67
  6. Step 6: Final answer
    x = 3,060.32

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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.