Home / 7,929.48-11,892.54-5,003.88

Finding the Fourth Proportional to 7,929.48, 11,892.54 and 5,003.88

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Solution

The fourth proportional to 7,929.48, 11,892.54 and 5,003.88 is: 7,504.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,929.48 : 11,892.54 = 5,003.88 : x
  2. Step 2: Convert to fraction form
    7,929.48/11,892.54 = 5,003.88/x
  3. Step 3: Cross multiply
    7,929.48x = 11,892.54 × 5,003.88
  4. Step 4: Simplify right side
    7,929.48x = 59,508,843.06
  5. Step 5: Solve for x
    x = 59,508,843.06/7,929.48
  6. Step 6: Final answer
    x = 7,504.76

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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.