Home / 7,131.53-10,699.01-2,201.27

Finding the Fourth Proportional to 7,131.53, 10,699.01 and 2,201.27

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Solution

The fourth proportional to 7,131.53, 10,699.01 and 2,201.27 is: 3,302.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,131.53 : 10,699.01 = 2,201.27 : x
  2. Step 2: Convert to fraction form
    7,131.53/10,699.01 = 2,201.27/x
  3. Step 3: Cross multiply
    7,131.53x = 10,699.01 × 2,201.27
  4. Step 4: Simplify right side
    7,131.53x = 23,551,345.24
  5. Step 5: Solve for x
    x = 23,551,345.24/7,131.53
  6. Step 6: Final answer
    x = 3,302.43

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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.