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Finding the Fourth Proportional to 7,937.01, 11,905.65 and 3,008.97

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Solution

The fourth proportional to 7,937.01, 11,905.65 and 3,008.97 is: 4,513.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.01 : 11,905.65 = 3,008.97 : x
  2. Step 2: Convert to fraction form
    7,937.01/11,905.65 = 3,008.97/x
  3. Step 3: Cross multiply
    7,937.01x = 11,905.65 × 3,008.97
  4. Step 4: Simplify right side
    7,937.01x = 35,823,743.68
  5. Step 5: Solve for x
    x = 35,823,743.68/7,937.01
  6. Step 6: Final answer
    x = 4,513.51

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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.