Home / 4,639.65-6,403.17-2,650.37

Finding the Fourth Proportional to 4,639.65, 6,403.17 and 2,650.37

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Solution

The fourth proportional to 4,639.65, 6,403.17 and 2,650.37 is: 3,657.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.65 : 6,403.17 = 2,650.37 : x
  2. Step 2: Convert to fraction form
    4,639.65/6,403.17 = 2,650.37/x
  3. Step 3: Cross multiply
    4,639.65x = 6,403.17 × 2,650.37
  4. Step 4: Simplify right side
    4,639.65x = 16,970,737.66
  5. Step 5: Solve for x
    x = 16,970,737.66/4,639.65
  6. Step 6: Final answer
    x = 3,657.76

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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.