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Finding the Fourth Proportional to 6,859.89, 10,283.76 and 2,962.17

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Solution

The fourth proportional to 6,859.89, 10,283.76 and 2,962.17 is: 4,440.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,859.89 : 10,283.76 = 2,962.17 : x
  2. Step 2: Convert to fraction form
    6,859.89/10,283.76 = 2,962.17/x
  3. Step 3: Cross multiply
    6,859.89x = 10,283.76 × 2,962.17
  4. Step 4: Simplify right side
    6,859.89x = 30,462,245.36
  5. Step 5: Solve for x
    x = 30,462,245.36/6,859.89
  6. Step 6: Final answer
    x = 4,440.63

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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.