Home / 2,658.38-3,653.17-2,536.43

Finding the Fourth Proportional to 2,658.38, 3,653.17 and 2,536.43

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Solution

The fourth proportional to 2,658.38, 3,653.17 and 2,536.43 is: 3,485.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,658.38 : 3,653.17 = 2,536.43 : x
  2. Step 2: Convert to fraction form
    2,658.38/3,653.17 = 2,536.43/x
  3. Step 3: Cross multiply
    2,658.38x = 3,653.17 × 2,536.43
  4. Step 4: Simplify right side
    2,658.38x = 9,265,985.38
  5. Step 5: Solve for x
    x = 9,265,985.38/2,658.38
  6. Step 6: Final answer
    x = 3,485.57

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.