Home / 5,447.98-7,519.94-3,209.82

Finding the Fourth Proportional to 5,447.98, 7,519.94 and 3,209.82

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Solution

The fourth proportional to 5,447.98, 7,519.94 and 3,209.82 is: 4,430.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447.98 : 7,519.94 = 3,209.82 : x
  2. Step 2: Convert to fraction form
    5,447.98/7,519.94 = 3,209.82/x
  3. Step 3: Cross multiply
    5,447.98x = 7,519.94 × 3,209.82
  4. Step 4: Simplify right side
    5,447.98x = 24,137,653.81
  5. Step 5: Solve for x
    x = 24,137,653.81/5,447.98
  6. Step 6: Final answer
    x = 4,430.57

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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.