Home / 3,686.26-5,087.06-2,114.37

Finding the Fourth Proportional to 3,686.26, 5,087.06 and 2,114.37

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Solution

The fourth proportional to 3,686.26, 5,087.06 and 2,114.37 is: 2,917.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686.26 : 5,087.06 = 2,114.37 : x
  2. Step 2: Convert to fraction form
    3,686.26/5,087.06 = 2,114.37/x
  3. Step 3: Cross multiply
    3,686.26x = 5,087.06 × 2,114.37
  4. Step 4: Simplify right side
    3,686.26x = 10,755,927.05
  5. Step 5: Solve for x
    x = 10,755,927.05/3,686.26
  6. Step 6: Final answer
    x = 2,917.84

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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.