Home / 2,717.48-4,076.75-1,157.46

Finding the Fourth Proportional to 2,717.48, 4,076.75 and 1,157.46

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Solution

The fourth proportional to 2,717.48, 4,076.75 and 1,157.46 is: 1,736.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.48 : 4,076.75 = 1,157.46 : x
  2. Step 2: Convert to fraction form
    2,717.48/4,076.75 = 1,157.46/x
  3. Step 3: Cross multiply
    2,717.48x = 4,076.75 × 1,157.46
  4. Step 4: Simplify right side
    2,717.48x = 4,718,675.06
  5. Step 5: Solve for x
    x = 4,718,675.06/2,717.48
  6. Step 6: Final answer
    x = 1,736.42

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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.