Home / 6,287.13-8,675.27-3,634.02

Finding the Fourth Proportional to 6,287.13, 8,675.27 and 3,634.02

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Solution

The fourth proportional to 6,287.13, 8,675.27 and 3,634.02 is: 5,014.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287.13 : 8,675.27 = 3,634.02 : x
  2. Step 2: Convert to fraction form
    6,287.13/8,675.27 = 3,634.02/x
  3. Step 3: Cross multiply
    6,287.13x = 8,675.27 × 3,634.02
  4. Step 4: Simplify right side
    6,287.13x = 31,526,086.52
  5. Step 5: Solve for x
    x = 31,526,086.52/6,287.13
  6. Step 6: Final answer
    x = 5,014.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.