Home / 3,026.26-4,537.98-1,986.22

Finding the Fourth Proportional to 3,026.26, 4,537.98 and 1,986.22

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Solution

The fourth proportional to 3,026.26, 4,537.98 and 1,986.22 is: 2,978.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.26 : 4,537.98 = 1,986.22 : x
  2. Step 2: Convert to fraction form
    3,026.26/4,537.98 = 1,986.22/x
  3. Step 3: Cross multiply
    3,026.26x = 4,537.98 × 1,986.22
  4. Step 4: Simplify right side
    3,026.26x = 9,013,426.64
  5. Step 5: Solve for x
    x = 9,013,426.64/3,026.26
  6. Step 6: Final answer
    x = 2,978.40

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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.