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Finding the Fourth Proportional to 6,375.43, 9,563.10 and 3,776.50

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Solution

The fourth proportional to 6,375.43, 9,563.10 and 3,776.50 is: 5,664.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,375.43 : 9,563.10 = 3,776.50 : x
  2. Step 2: Convert to fraction form
    6,375.43/9,563.10 = 3,776.50/x
  3. Step 3: Cross multiply
    6,375.43x = 9,563.10 × 3,776.50
  4. Step 4: Simplify right side
    6,375.43x = 36,115,047.15
  5. Step 5: Solve for x
    x = 36,115,047.15/6,375.43
  6. Step 6: Final answer
    x = 5,664.72

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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.