Home / 3,686.66-5,087.68-2,093.42

Finding the Fourth Proportional to 3,686.66, 5,087.68 and 2,093.42

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Solution

The fourth proportional to 3,686.66, 5,087.68 and 2,093.42 is: 2,888.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686.66 : 5,087.68 = 2,093.42 : x
  2. Step 2: Convert to fraction form
    3,686.66/5,087.68 = 2,093.42/x
  3. Step 3: Cross multiply
    3,686.66x = 5,087.68 × 2,093.42
  4. Step 4: Simplify right side
    3,686.66x = 10,650,658.55
  5. Step 5: Solve for x
    x = 10,650,658.55/3,686.66
  6. Step 6: Final answer
    x = 2,888.97

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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.