Home / 4,639.41-6,402.06-2,650.68

Finding the Fourth Proportional to 4,639.41, 6,402.06 and 2,650.68

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Solution

The fourth proportional to 4,639.41, 6,402.06 and 2,650.68 is: 3,657.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.41 : 6,402.06 = 2,650.68 : x
  2. Step 2: Convert to fraction form
    4,639.41/6,402.06 = 2,650.68/x
  3. Step 3: Cross multiply
    4,639.41x = 6,402.06 × 2,650.68
  4. Step 4: Simplify right side
    4,639.41x = 16,969,812.40
  5. Step 5: Solve for x
    x = 16,969,812.40/4,639.41
  6. Step 6: Final answer
    x = 3,657.75

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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.