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Finding the Fourth Proportional to 7,937.58, 11,906.50 and 3,009.54

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Solution

The fourth proportional to 7,937.58, 11,906.50 and 3,009.54 is: 4,514.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.58 : 11,906.50 = 3,009.54 : x
  2. Step 2: Convert to fraction form
    7,937.58/11,906.50 = 3,009.54/x
  3. Step 3: Cross multiply
    7,937.58x = 11,906.50 × 3,009.54
  4. Step 4: Simplify right side
    7,937.58x = 35,833,088.01
  5. Step 5: Solve for x
    x = 35,833,088.01/7,937.58
  6. Step 6: Final answer
    x = 4,514.36

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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.