Home / 7,265.45-10,899.71-2,338.55

Finding the Fourth Proportional to 7,265.45, 10,899.71 and 2,338.55

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Solution

The fourth proportional to 7,265.45, 10,899.71 and 2,338.55 is: 3,508.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,265.45 : 10,899.71 = 2,338.55 : x
  2. Step 2: Convert to fraction form
    7,265.45/10,899.71 = 2,338.55/x
  3. Step 3: Cross multiply
    7,265.45x = 10,899.71 × 2,338.55
  4. Step 4: Simplify right side
    7,265.45x = 25,489,450.63
  5. Step 5: Solve for x
    x = 25,489,450.63/7,265.45
  6. Step 6: Final answer
    x = 3,508.31

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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.