Home / 6,246.84-9,363.60-3,120.69

Finding the Fourth Proportional to 6,246.84, 9,363.60 and 3,120.69

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Solution

The fourth proportional to 6,246.84, 9,363.60 and 3,120.69 is: 4,677.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,246.84 : 9,363.60 = 3,120.69 : x
  2. Step 2: Convert to fraction form
    6,246.84/9,363.60 = 3,120.69/x
  3. Step 3: Cross multiply
    6,246.84x = 9,363.60 × 3,120.69
  4. Step 4: Simplify right side
    6,246.84x = 29,220,892.88
  5. Step 5: Solve for x
    x = 29,220,892.88/6,246.84
  6. Step 6: Final answer
    x = 4,677.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.