Home / 7,837.68-11,739.96-5,360.88

Finding the Fourth Proportional to 7,837.68, 11,739.96 and 5,360.88

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Solution

The fourth proportional to 7,837.68, 11,739.96 and 5,360.88 is: 8,029.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.68 : 11,739.96 = 5,360.88 : x
  2. Step 2: Convert to fraction form
    7,837.68/11,739.96 = 5,360.88/x
  3. Step 3: Cross multiply
    7,837.68x = 11,739.96 × 5,360.88
  4. Step 4: Simplify right side
    7,837.68x = 62,936,516.76
  5. Step 5: Solve for x
    x = 62,936,516.76/7,837.68
  6. Step 6: Final answer
    x = 8,029.99

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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.