Home / 2,862.36-4,292.91-1,632.09

Finding the Fourth Proportional to 2,862.36, 4,292.91 and 1,632.09

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Solution

The fourth proportional to 2,862.36, 4,292.91 and 1,632.09 is: 2,447.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862.36 : 4,292.91 = 1,632.09 : x
  2. Step 2: Convert to fraction form
    2,862.36/4,292.91 = 1,632.09/x
  3. Step 3: Cross multiply
    2,862.36x = 4,292.91 × 1,632.09
  4. Step 4: Simplify right side
    2,862.36x = 7,006,415.48
  5. Step 5: Solve for x
    x = 7,006,415.48/2,862.36
  6. Step 6: Final answer
    x = 2,447.78

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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.