Home / 8,165.30-11,274.45-6,273.89

Finding the Fourth Proportional to 8,165.30, 11,274.45 and 6,273.89

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Solution

The fourth proportional to 8,165.30, 11,274.45 and 6,273.89 is: 8,662.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165.30 : 11,274.45 = 6,273.89 : x
  2. Step 2: Convert to fraction form
    8,165.30/11,274.45 = 6,273.89/x
  3. Step 3: Cross multiply
    8,165.30x = 11,274.45 × 6,273.89
  4. Step 4: Simplify right side
    8,165.30x = 70,734,659.11
  5. Step 5: Solve for x
    x = 70,734,659.11/8,165.30
  6. Step 6: Final answer
    x = 8,662.84

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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.