Home / 2,486.20-3,729.38-1,024.36

Finding the Fourth Proportional to 2,486.20, 3,729.38 and 1,024.36

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Solution

The fourth proportional to 2,486.20, 3,729.38 and 1,024.36 is: 1,536.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486.20 : 3,729.38 = 1,024.36 : x
  2. Step 2: Convert to fraction form
    2,486.20/3,729.38 = 1,024.36/x
  3. Step 3: Cross multiply
    2,486.20x = 3,729.38 × 1,024.36
  4. Step 4: Simplify right side
    2,486.20x = 3,820,227.70
  5. Step 5: Solve for x
    x = 3,820,227.70/2,486.20
  6. Step 6: Final answer
    x = 1,536.57

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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.