Home / 7,957.78-11,914.80-6,004.06

Finding the Fourth Proportional to 7,957.78, 11,914.80 and 6,004.06

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Solution

The fourth proportional to 7,957.78, 11,914.80 and 6,004.06 is: 8,989.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,957.78 : 11,914.80 = 6,004.06 : x
  2. Step 2: Convert to fraction form
    7,957.78/11,914.80 = 6,004.06/x
  3. Step 3: Cross multiply
    7,957.78x = 11,914.80 × 6,004.06
  4. Step 4: Simplify right side
    7,957.78x = 71,537,174.09
  5. Step 5: Solve for x
    x = 71,537,174.09/7,957.78
  6. Step 6: Final answer
    x = 8,989.59

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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.