Home / 2,958.76-4,083.46-1,717.16

Finding the Fourth Proportional to 2,958.76, 4,083.46 and 1,717.16

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Solution

The fourth proportional to 2,958.76, 4,083.46 and 1,717.16 is: 2,369.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.76 : 4,083.46 = 1,717.16 : x
  2. Step 2: Convert to fraction form
    2,958.76/4,083.46 = 1,717.16/x
  3. Step 3: Cross multiply
    2,958.76x = 4,083.46 × 1,717.16
  4. Step 4: Simplify right side
    2,958.76x = 7,011,954.17
  5. Step 5: Solve for x
    x = 7,011,954.17/2,958.76
  6. Step 6: Final answer
    x = 2,369.90

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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.