Home / 7,824.36-11,735.46-4,539

Finding the Fourth Proportional to 7,824.36, 11,735.46 and 4,539

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Solution

The fourth proportional to 7,824.36, 11,735.46 and 4,539 is: 6,807.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824.36 : 11,735.46 = 4,539 : x
  2. Step 2: Convert to fraction form
    7,824.36/11,735.46 = 4,539/x
  3. Step 3: Cross multiply
    7,824.36x = 11,735.46 × 4,539
  4. Step 4: Simplify right side
    7,824.36x = 53,267,252.94
  5. Step 5: Solve for x
    x = 53,267,252.94/7,824.36
  6. Step 6: Final answer
    x = 6,807.87

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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.