Home / 5,761.02-8,636.52-2,986.23

Finding the Fourth Proportional to 5,761.02, 8,636.52 and 2,986.23

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Solution

The fourth proportional to 5,761.02, 8,636.52 and 2,986.23 is: 4,476.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,761.02 : 8,636.52 = 2,986.23 : x
  2. Step 2: Convert to fraction form
    5,761.02/8,636.52 = 2,986.23/x
  3. Step 3: Cross multiply
    5,761.02x = 8,636.52 × 2,986.23
  4. Step 4: Simplify right side
    5,761.02x = 25,790,635.12
  5. Step 5: Solve for x
    x = 25,790,635.12/5,761.02
  6. Step 6: Final answer
    x = 4,476.75

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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.