Home / 4,690.35-7,026.12-2,227.56

Finding the Fourth Proportional to 4,690.35, 7,026.12 and 2,227.56

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Solution

The fourth proportional to 4,690.35, 7,026.12 and 2,227.56 is: 3,336.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.35 : 7,026.12 = 2,227.56 : x
  2. Step 2: Convert to fraction form
    4,690.35/7,026.12 = 2,227.56/x
  3. Step 3: Cross multiply
    4,690.35x = 7,026.12 × 2,227.56
  4. Step 4: Simplify right side
    4,690.35x = 15,651,103.87
  5. Step 5: Solve for x
    x = 15,651,103.87/4,690.35
  6. Step 6: Final answer
    x = 3,336.87

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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.