Home / 7,372.03-11,056.96-2,178.31

Finding the Fourth Proportional to 7,372.03, 11,056.96 and 2,178.31

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Solution

The fourth proportional to 7,372.03, 11,056.96 and 2,178.31 is: 3,267.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.03 : 11,056.96 = 2,178.31 : x
  2. Step 2: Convert to fraction form
    7,372.03/11,056.96 = 2,178.31/x
  3. Step 3: Cross multiply
    7,372.03x = 11,056.96 × 2,178.31
  4. Step 4: Simplify right side
    7,372.03x = 24,085,486.54
  5. Step 5: Solve for x
    x = 24,085,486.54/7,372.03
  6. Step 6: Final answer
    x = 3,267.14

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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.