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Finding the Fourth Proportional to 11,495.40, 17,236.08 and 4,917.84

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Solution

The fourth proportional to 11,495.40, 17,236.08 and 4,917.84 is: 7,373.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,495.40 : 17,236.08 = 4,917.84 : x
  2. Step 2: Convert to fraction form
    11,495.40/17,236.08 = 4,917.84/x
  3. Step 3: Cross multiply
    11,495.40x = 17,236.08 × 4,917.84
  4. Step 4: Simplify right side
    11,495.40x = 84,764,283.67
  5. Step 5: Solve for x
    x = 84,764,283.67/11,495.40
  6. Step 6: Final answer
    x = 7,373.76

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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.