Home / 3,690.75-5,536.43-2,655.57

Finding the Fourth Proportional to 3,690.75, 5,536.43 and 2,655.57

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Solution

The fourth proportional to 3,690.75, 5,536.43 and 2,655.57 is: 3,983.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690.75 : 5,536.43 = 2,655.57 : x
  2. Step 2: Convert to fraction form
    3,690.75/5,536.43 = 2,655.57/x
  3. Step 3: Cross multiply
    3,690.75x = 5,536.43 × 2,655.57
  4. Step 4: Simplify right side
    3,690.75x = 14,702,377.42
  5. Step 5: Solve for x
    x = 14,702,377.42/3,690.75
  6. Step 6: Final answer
    x = 3,983.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.