Home / 3,686.51-5,087.82-2,093.66

Finding the Fourth Proportional to 3,686.51, 5,087.82 and 2,093.66

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Solution

The fourth proportional to 3,686.51, 5,087.82 and 2,093.66 is: 2,889.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686.51 : 5,087.82 = 2,093.66 : x
  2. Step 2: Convert to fraction form
    3,686.51/5,087.82 = 2,093.66/x
  3. Step 3: Cross multiply
    3,686.51x = 5,087.82 × 2,093.66
  4. Step 4: Simplify right side
    3,686.51x = 10,652,139.78
  5. Step 5: Solve for x
    x = 10,652,139.78/3,686.51
  6. Step 6: Final answer
    x = 2,889.50

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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.