Home / 6,422.86-9,629.04-2,862.37

Finding the Fourth Proportional to 6,422.86, 9,629.04 and 2,862.37

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Solution

The fourth proportional to 6,422.86, 9,629.04 and 2,862.37 is: 4,291.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422.86 : 9,629.04 = 2,862.37 : x
  2. Step 2: Convert to fraction form
    6,422.86/9,629.04 = 2,862.37/x
  3. Step 3: Cross multiply
    6,422.86x = 9,629.04 × 2,862.37
  4. Step 4: Simplify right side
    6,422.86x = 27,561,827.08
  5. Step 5: Solve for x
    x = 27,561,827.08/6,422.86
  6. Step 6: Final answer
    x = 4,291.21

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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.