Home / 11,944.94-17,917.47-4,547.75

Finding the Fourth Proportional to 11,944.94, 17,917.47 and 4,547.75

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Solution

The fourth proportional to 11,944.94, 17,917.47 and 4,547.75 is: 6,821.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,944.94 : 17,917.47 = 4,547.75 : x
  2. Step 2: Convert to fraction form
    11,944.94/17,917.47 = 4,547.75/x
  3. Step 3: Cross multiply
    11,944.94x = 17,917.47 × 4,547.75
  4. Step 4: Simplify right side
    11,944.94x = 81,484,084.61
  5. Step 5: Solve for x
    x = 81,484,084.61/11,944.94
  6. Step 6: Final answer
    x = 6,821.64

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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.