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Finding the Fourth Proportional to 7,659.03, 11,540.64 and 6,302.79

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Solution

The fourth proportional to 7,659.03, 11,540.64 and 6,302.79 is: 9,497.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659.03 : 11,540.64 = 6,302.79 : x
  2. Step 2: Convert to fraction form
    7,659.03/11,540.64 = 6,302.79/x
  3. Step 3: Cross multiply
    7,659.03x = 11,540.64 × 6,302.79
  4. Step 4: Simplify right side
    7,659.03x = 72,738,230.39
  5. Step 5: Solve for x
    x = 72,738,230.39/7,659.03
  6. Step 6: Final answer
    x = 9,497.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.