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Finding the Fourth Proportional to 6,914.49, 10,372.38 and 2,753.49

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Solution

The fourth proportional to 6,914.49, 10,372.38 and 2,753.49 is: 4,130.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,914.49 : 10,372.38 = 2,753.49 : x
  2. Step 2: Convert to fraction form
    6,914.49/10,372.38 = 2,753.49/x
  3. Step 3: Cross multiply
    6,914.49x = 10,372.38 × 2,753.49
  4. Step 4: Simplify right side
    6,914.49x = 28,560,280.92
  5. Step 5: Solve for x
    x = 28,560,280.92/6,914.49
  6. Step 6: Final answer
    x = 4,130.50

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1.5x scale

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.