Home / 7,837.91-11,748.96-4,918.26

Finding the Fourth Proportional to 7,837.91, 11,748.96 and 4,918.26

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Solution

The fourth proportional to 7,837.91, 11,748.96 and 4,918.26 is: 7,372.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.91 : 11,748.96 = 4,918.26 : x
  2. Step 2: Convert to fraction form
    7,837.91/11,748.96 = 4,918.26/x
  3. Step 3: Cross multiply
    7,837.91x = 11,748.96 × 4,918.26
  4. Step 4: Simplify right side
    7,837.91x = 57,784,440.01
  5. Step 5: Solve for x
    x = 57,784,440.01/7,837.91
  6. Step 6: Final answer
    x = 7,372.43

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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.