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Finding the Fourth Proportional to 6,327.01, 9,491.12 and 1,945.72

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Solution

The fourth proportional to 6,327.01, 9,491.12 and 1,945.72 is: 2,918.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,327.01 : 9,491.12 = 1,945.72 : x
  2. Step 2: Convert to fraction form
    6,327.01/9,491.12 = 1,945.72/x
  3. Step 3: Cross multiply
    6,327.01x = 9,491.12 × 1,945.72
  4. Step 4: Simplify right side
    6,327.01x = 18,467,004.82
  5. Step 5: Solve for x
    x = 18,467,004.82/6,327.01
  6. Step 6: Final answer
    x = 2,918.76

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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.