Home / 7,372.11-11,056.47-2,107.01

Finding the Fourth Proportional to 7,372.11, 11,056.47 and 2,107.01

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Solution

The fourth proportional to 7,372.11, 11,056.47 and 2,107.01 is: 3,160.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.11 : 11,056.47 = 2,107.01 : x
  2. Step 2: Convert to fraction form
    7,372.11/11,056.47 = 2,107.01/x
  3. Step 3: Cross multiply
    7,372.11x = 11,056.47 × 2,107.01
  4. Step 4: Simplify right side
    7,372.11x = 23,296,112.59
  5. Step 5: Solve for x
    x = 23,296,112.59/7,372.11
  6. Step 6: Final answer
    x = 3,160.03

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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.