Home / 11,942.64-17,914.02-3,622.74

Finding the Fourth Proportional to 11,942.64, 17,914.02 and 3,622.74

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Solution

The fourth proportional to 11,942.64, 17,914.02 and 3,622.74 is: 5,434.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,942.64 : 17,914.02 = 3,622.74 : x
  2. Step 2: Convert to fraction form
    11,942.64/17,914.02 = 3,622.74/x
  3. Step 3: Cross multiply
    11,942.64x = 17,914.02 × 3,622.74
  4. Step 4: Simplify right side
    11,942.64x = 64,897,836.81
  5. Step 5: Solve for x
    x = 64,897,836.81/11,942.64
  6. Step 6: Final answer
    x = 5,434.13

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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.