Home / 5,324.71-7,992.75-3,479.53

Finding the Fourth Proportional to 5,324.71, 7,992.75 and 3,479.53

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Solution

The fourth proportional to 5,324.71, 7,992.75 and 3,479.53 is: 5,223.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.71 : 7,992.75 = 3,479.53 : x
  2. Step 2: Convert to fraction form
    5,324.71/7,992.75 = 3,479.53/x
  3. Step 3: Cross multiply
    5,324.71x = 7,992.75 × 3,479.53
  4. Step 4: Simplify right side
    5,324.71x = 27,811,013.41
  5. Step 5: Solve for x
    x = 27,811,013.41/5,324.71
  6. Step 6: Final answer
    x = 5,223.01

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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.