Home / 6,387.03-9,584.25-2,689.02

Finding the Fourth Proportional to 6,387.03, 9,584.25 and 2,689.02

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Solution

The fourth proportional to 6,387.03, 9,584.25 and 2,689.02 is: 4,035.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387.03 : 9,584.25 = 2,689.02 : x
  2. Step 2: Convert to fraction form
    6,387.03/9,584.25 = 2,689.02/x
  3. Step 3: Cross multiply
    6,387.03x = 9,584.25 × 2,689.02
  4. Step 4: Simplify right side
    6,387.03x = 25,772,239.94
  5. Step 5: Solve for x
    x = 25,772,239.94/6,387.03
  6. Step 6: Final answer
    x = 4,035.09

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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.