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Finding the Fourth Proportional to 7,757.52, 11,636.28 and 6,600.84

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Solution

The fourth proportional to 7,757.52, 11,636.28 and 6,600.84 is: 9,901.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,757.52 : 11,636.28 = 6,600.84 : x
  2. Step 2: Convert to fraction form
    7,757.52/11,636.28 = 6,600.84/x
  3. Step 3: Cross multiply
    7,757.52x = 11,636.28 × 6,600.84
  4. Step 4: Simplify right side
    7,757.52x = 76,809,222.48
  5. Step 5: Solve for x
    x = 76,809,222.48/7,757.52
  6. Step 6: Final answer
    x = 9,901.26

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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.