Home / 5,322.88-7,343.26-3,729.82

Finding the Fourth Proportional to 5,322.88, 7,343.26 and 3,729.82

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Solution

The fourth proportional to 5,322.88, 7,343.26 and 3,729.82 is: 5,145.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.88 : 7,343.26 = 3,729.82 : x
  2. Step 2: Convert to fraction form
    5,322.88/7,343.26 = 3,729.82/x
  3. Step 3: Cross multiply
    5,322.88x = 7,343.26 × 3,729.82
  4. Step 4: Simplify right side
    5,322.88x = 27,389,038.01
  5. Step 5: Solve for x
    x = 27,389,038.01/5,322.88
  6. Step 6: Final answer
    x = 5,145.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.