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Finding the Fourth Proportional to 9,765.01, 13,477.89 and 6,936.49

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Solution

The fourth proportional to 9,765.01, 13,477.89 and 6,936.49 is: 9,573.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,765.01 : 13,477.89 = 6,936.49 : x
  2. Step 2: Convert to fraction form
    9,765.01/13,477.89 = 6,936.49/x
  3. Step 3: Cross multiply
    9,765.01x = 13,477.89 × 6,936.49
  4. Step 4: Simplify right side
    9,765.01x = 93,489,249.21
  5. Step 5: Solve for x
    x = 93,489,249.21/9,765.01
  6. Step 6: Final answer
    x = 9,573.90

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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.