Home / 1,944.81-2,917.25-1,084.59

Finding the Fourth Proportional to 1,944.81, 2,917.25 and 1,084.59

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Solution

The fourth proportional to 1,944.81, 2,917.25 and 1,084.59 is: 1,626.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944.81 : 2,917.25 = 1,084.59 : x
  2. Step 2: Convert to fraction form
    1,944.81/2,917.25 = 1,084.59/x
  3. Step 3: Cross multiply
    1,944.81x = 2,917.25 × 1,084.59
  4. Step 4: Simplify right side
    1,944.81x = 3,164,020.18
  5. Step 5: Solve for x
    x = 3,164,020.18/1,944.81
  6. Step 6: Final answer
    x = 1,626.90

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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.