Home / 5,140.09-7,096.38-3,374.79

Finding the Fourth Proportional to 5,140.09, 7,096.38 and 3,374.79

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Solution

The fourth proportional to 5,140.09, 7,096.38 and 3,374.79 is: 4,659.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140.09 : 7,096.38 = 3,374.79 : x
  2. Step 2: Convert to fraction form
    5,140.09/7,096.38 = 3,374.79/x
  3. Step 3: Cross multiply
    5,140.09x = 7,096.38 × 3,374.79
  4. Step 4: Simplify right side
    5,140.09x = 23,948,792.26
  5. Step 5: Solve for x
    x = 23,948,792.26/5,140.09
  6. Step 6: Final answer
    x = 4,659.22

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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.