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Finding the Fourth Proportional to 6,344.34, 9,517.43 and 1,962.14

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Solution

The fourth proportional to 6,344.34, 9,517.43 and 1,962.14 is: 2,943.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,344.34 : 9,517.43 = 1,962.14 : x
  2. Step 2: Convert to fraction form
    6,344.34/9,517.43 = 1,962.14/x
  3. Step 3: Cross multiply
    6,344.34x = 9,517.43 × 1,962.14
  4. Step 4: Simplify right side
    6,344.34x = 18,674,529.92
  5. Step 5: Solve for x
    x = 18,674,529.92/6,344.34
  6. Step 6: Final answer
    x = 2,943.49

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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.