Home / 2,451.16-3,661.97-1,954.36

Finding the Fourth Proportional to 2,451.16, 3,661.97 and 1,954.36

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Solution

The fourth proportional to 2,451.16, 3,661.97 and 1,954.36 is: 2,919.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451.16 : 3,661.97 = 1,954.36 : x
  2. Step 2: Convert to fraction form
    2,451.16/3,661.97 = 1,954.36/x
  3. Step 3: Cross multiply
    2,451.16x = 3,661.97 × 1,954.36
  4. Step 4: Simplify right side
    2,451.16x = 7,156,807.69
  5. Step 5: Solve for x
    x = 7,156,807.69/2,451.16
  6. Step 6: Final answer
    x = 2,919.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.