Home / 4,639.82-6,403.30-2,650.96

Finding the Fourth Proportional to 4,639.82, 6,403.30 and 2,650.96

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Solution

The fourth proportional to 4,639.82, 6,403.30 and 2,650.96 is: 3,658.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.82 : 6,403.30 = 2,650.96 : x
  2. Step 2: Convert to fraction form
    4,639.82/6,403.30 = 2,650.96/x
  3. Step 3: Cross multiply
    4,639.82x = 6,403.30 × 2,650.96
  4. Step 4: Simplify right side
    4,639.82x = 16,974,892.17
  5. Step 5: Solve for x
    x = 16,974,892.17/4,639.82
  6. Step 6: Final answer
    x = 3,658.52

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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.