Home / 11,924.68-17,886.13-4,902.79

Finding the Fourth Proportional to 11,924.68, 17,886.13 and 4,902.79

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Solution

The fourth proportional to 11,924.68, 17,886.13 and 4,902.79 is: 7,353.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,924.68 : 17,886.13 = 4,902.79 : x
  2. Step 2: Convert to fraction form
    11,924.68/17,886.13 = 4,902.79/x
  3. Step 3: Cross multiply
    11,924.68x = 17,886.13 × 4,902.79
  4. Step 4: Simplify right side
    11,924.68x = 87,691,914.79
  5. Step 5: Solve for x
    x = 87,691,914.79/11,924.68
  6. Step 6: Final answer
    x = 7,353.82

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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.