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Finding the Fourth Proportional to 7,918.04, 11,875.17 and 2,369.89

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Solution

The fourth proportional to 7,918.04, 11,875.17 and 2,369.89 is: 3,554.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918.04 : 11,875.17 = 2,369.89 : x
  2. Step 2: Convert to fraction form
    7,918.04/11,875.17 = 2,369.89/x
  3. Step 3: Cross multiply
    7,918.04x = 11,875.17 × 2,369.89
  4. Step 4: Simplify right side
    7,918.04x = 28,142,850.37
  5. Step 5: Solve for x
    x = 28,142,850.37/7,918.04
  6. Step 6: Final answer
    x = 3,554.27

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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.