Home / 7,740.71-11,610.51-3,584.04

Finding the Fourth Proportional to 7,740.71, 11,610.51 and 3,584.04

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Solution

The fourth proportional to 7,740.71, 11,610.51 and 3,584.04 is: 5,375.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,740.71 : 11,610.51 = 3,584.04 : x
  2. Step 2: Convert to fraction form
    7,740.71/11,610.51 = 3,584.04/x
  3. Step 3: Cross multiply
    7,740.71x = 11,610.51 × 3,584.04
  4. Step 4: Simplify right side
    7,740.71x = 41,612,532.26
  5. Step 5: Solve for x
    x = 41,612,532.26/7,740.71
  6. Step 6: Final answer
    x = 5,375.81

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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.