Home / 6,689.27-9,273.44-6,333.75

Finding the Fourth Proportional to 6,689.27, 9,273.44 and 6,333.75

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Solution

The fourth proportional to 6,689.27, 9,273.44 and 6,333.75 is: 8,780.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,689.27 : 9,273.44 = 6,333.75 : x
  2. Step 2: Convert to fraction form
    6,689.27/9,273.44 = 6,333.75/x
  3. Step 3: Cross multiply
    6,689.27x = 9,273.44 × 6,333.75
  4. Step 4: Simplify right side
    6,689.27x = 58,735,666.43
  5. Step 5: Solve for x
    x = 58,735,666.43/6,689.27
  6. Step 6: Final answer
    x = 8,780.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.