Home / 8,165.30-11,274.46-6,273.90

Finding the Fourth Proportional to 8,165.30, 11,274.46 and 6,273.90

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Solution

The fourth proportional to 8,165.30, 11,274.46 and 6,273.90 is: 8,662.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165.30 : 11,274.46 = 6,273.90 : x
  2. Step 2: Convert to fraction form
    8,165.30/11,274.46 = 6,273.90/x
  3. Step 3: Cross multiply
    8,165.30x = 11,274.46 × 6,273.90
  4. Step 4: Simplify right side
    8,165.30x = 70,734,834.59
  5. Step 5: Solve for x
    x = 70,734,834.59/8,165.30
  6. Step 6: Final answer
    x = 8,662.86

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1.5x scale

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.