Home / 1,733.36-2,601.41-911.88

Finding the Fourth Proportional to 1,733.36, 2,601.41 and 911.88

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Solution

The fourth proportional to 1,733.36, 2,601.41 and 911.88 is: 1,368.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733.36 : 2,601.41 = 911.88 : x
  2. Step 2: Convert to fraction form
    1,733.36/2,601.41 = 911.88/x
  3. Step 3: Cross multiply
    1,733.36x = 2,601.41 × 911.88
  4. Step 4: Simplify right side
    1,733.36x = 2,372,169.19
  5. Step 5: Solve for x
    x = 2,372,169.19/1,733.36
  6. Step 6: Final answer
    x = 1,368.54

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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.