Home / 3,708.26-5,116.56-2,215.94

Finding the Fourth Proportional to 3,708.26, 5,116.56 and 2,215.94

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Solution

The fourth proportional to 3,708.26, 5,116.56 and 2,215.94 is: 3,057.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.26 : 5,116.56 = 2,215.94 : x
  2. Step 2: Convert to fraction form
    3,708.26/5,116.56 = 2,215.94/x
  3. Step 3: Cross multiply
    3,708.26x = 5,116.56 × 2,215.94
  4. Step 4: Simplify right side
    3,708.26x = 11,337,964.38
  5. Step 5: Solve for x
    x = 11,337,964.38/3,708.26
  6. Step 6: Final answer
    x = 3,057.49

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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.