Home / 3,636.85-5,018.86-2,064.95

Finding the Fourth Proportional to 3,636.85, 5,018.86 and 2,064.95

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Solution

The fourth proportional to 3,636.85, 5,018.86 and 2,064.95 is: 2,849.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.85 : 5,018.86 = 2,064.95 : x
  2. Step 2: Convert to fraction form
    3,636.85/5,018.86 = 2,064.95/x
  3. Step 3: Cross multiply
    3,636.85x = 5,018.86 × 2,064.95
  4. Step 4: Simplify right side
    3,636.85x = 10,363,694.96
  5. Step 5: Solve for x
    x = 10,363,694.96/3,636.85
  6. Step 6: Final answer
    x = 2,849.63

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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.