Home / 11,944.66-17,917.54-4,547.48

Finding the Fourth Proportional to 11,944.66, 17,917.54 and 4,547.48

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Solution

The fourth proportional to 11,944.66, 17,917.54 and 4,547.48 is: 6,821.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,944.66 : 17,917.54 = 4,547.48 : x
  2. Step 2: Convert to fraction form
    11,944.66/17,917.54 = 4,547.48/x
  3. Step 3: Cross multiply
    11,944.66x = 17,917.54 × 4,547.48
  4. Step 4: Simplify right side
    11,944.66x = 81,479,654.80
  5. Step 5: Solve for x
    x = 81,479,654.80/11,944.66
  6. Step 6: Final answer
    x = 6,821.43

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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.