Home / 3,530.34-5,294.94-1,338.54

Finding the Fourth Proportional to 3,530.34, 5,294.94 and 1,338.54

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Solution

The fourth proportional to 3,530.34, 5,294.94 and 1,338.54 is: 2,007.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.34 : 5,294.94 = 1,338.54 : x
  2. Step 2: Convert to fraction form
    3,530.34/5,294.94 = 1,338.54/x
  3. Step 3: Cross multiply
    3,530.34x = 5,294.94 × 1,338.54
  4. Step 4: Simplify right side
    3,530.34x = 7,087,488.99
  5. Step 5: Solve for x
    x = 7,087,488.99/3,530.34
  6. Step 6: Final answer
    x = 2,007.59

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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.