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Finding the Fourth Proportional to 9,491.59, 14,236.83 and 2,917.73

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Solution

The fourth proportional to 9,491.59, 14,236.83 and 2,917.73 is: 4,376.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,491.59 : 14,236.83 = 2,917.73 : x
  2. Step 2: Convert to fraction form
    9,491.59/14,236.83 = 2,917.73/x
  3. Step 3: Cross multiply
    9,491.59x = 14,236.83 × 2,917.73
  4. Step 4: Simplify right side
    9,491.59x = 41,539,261.59
  5. Step 5: Solve for x
    x = 41,539,261.59/9,491.59
  6. Step 6: Final answer
    x = 4,376.43

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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.