Home / 7,390.44-11,082.69-2,709.36

Finding the Fourth Proportional to 7,390.44, 11,082.69 and 2,709.36

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Solution

The fourth proportional to 7,390.44, 11,082.69 and 2,709.36 is: 4,062.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.44 : 11,082.69 = 2,709.36 : x
  2. Step 2: Convert to fraction form
    7,390.44/11,082.69 = 2,709.36/x
  3. Step 3: Cross multiply
    7,390.44x = 11,082.69 × 2,709.36
  4. Step 4: Simplify right side
    7,390.44x = 30,026,996.98
  5. Step 5: Solve for x
    x = 30,026,996.98/7,390.44
  6. Step 6: Final answer
    x = 4,062.95

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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.