Home / 6,387.23-9,584.67-2,689.22

Finding the Fourth Proportional to 6,387.23, 9,584.67 and 2,689.22

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Solution

The fourth proportional to 6,387.23, 9,584.67 and 2,689.22 is: 4,035.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387.23 : 9,584.67 = 2,689.22 : x
  2. Step 2: Convert to fraction form
    6,387.23/9,584.67 = 2,689.22/x
  3. Step 3: Cross multiply
    6,387.23x = 9,584.67 × 2,689.22
  4. Step 4: Simplify right side
    6,387.23x = 25,775,286.26
  5. Step 5: Solve for x
    x = 25,775,286.26/6,387.23
  6. Step 6: Final answer
    x = 4,035.44

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1.5x scale

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.