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Finding the Fourth Proportional to 10,684.54, 14,744.87 and 5,968.78

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Solution

The fourth proportional to 10,684.54, 14,744.87 and 5,968.78 is: 8,237.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,684.54 : 14,744.87 = 5,968.78 : x
  2. Step 2: Convert to fraction form
    10,684.54/14,744.87 = 5,968.78/x
  3. Step 3: Cross multiply
    10,684.54x = 14,744.87 × 5,968.78
  4. Step 4: Simplify right side
    10,684.54x = 88,008,885.16
  5. Step 5: Solve for x
    x = 88,008,885.16/10,684.54
  6. Step 6: Final answer
    x = 8,237.03

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1.5x scale

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.