Home / 4,639.33-6,401.99-2,649.61

Finding the Fourth Proportional to 4,639.33, 6,401.99 and 2,649.61

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Solution

The fourth proportional to 4,639.33, 6,401.99 and 2,649.61 is: 3,656.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.33 : 6,401.99 = 2,649.61 : x
  2. Step 2: Convert to fraction form
    4,639.33/6,401.99 = 2,649.61/x
  3. Step 3: Cross multiply
    4,639.33x = 6,401.99 × 2,649.61
  4. Step 4: Simplify right side
    4,639.33x = 16,962,776.45
  5. Step 5: Solve for x
    x = 16,962,776.45/4,639.33
  6. Step 6: Final answer
    x = 3,656.30

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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.