Home / 2,717.09-3,749.73-1,722.01

Finding the Fourth Proportional to 2,717.09, 3,749.73 and 1,722.01

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Solution

The fourth proportional to 2,717.09, 3,749.73 and 1,722.01 is: 2,376.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.09 : 3,749.73 = 1,722.01 : x
  2. Step 2: Convert to fraction form
    2,717.09/3,749.73 = 1,722.01/x
  3. Step 3: Cross multiply
    2,717.09x = 3,749.73 × 1,722.01
  4. Step 4: Simplify right side
    2,717.09x = 6,457,072.56
  5. Step 5: Solve for x
    x = 6,457,072.56/2,717.09
  6. Step 6: Final answer
    x = 2,376.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.