Home / 4,639.94-6,401.87-2,650.10

Finding the Fourth Proportional to 4,639.94, 6,401.87 and 2,650.10

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Solution

The fourth proportional to 4,639.94, 6,401.87 and 2,650.10 is: 3,656.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.94 : 6,401.87 = 2,650.10 : x
  2. Step 2: Convert to fraction form
    4,639.94/6,401.87 = 2,650.10/x
  3. Step 3: Cross multiply
    4,639.94x = 6,401.87 × 2,650.10
  4. Step 4: Simplify right side
    4,639.94x = 16,965,550.43
  5. Step 5: Solve for x
    x = 16,965,550.43/4,639.94
  6. Step 6: Final answer
    x = 3,656.42

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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.