Home / 5,109.26-7,661.44-2,335.10

Finding the Fourth Proportional to 5,109.26, 7,661.44 and 2,335.10

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Solution

The fourth proportional to 5,109.26, 7,661.44 and 2,335.10 is: 3,501.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109.26 : 7,661.44 = 2,335.10 : x
  2. Step 2: Convert to fraction form
    5,109.26/7,661.44 = 2,335.10/x
  3. Step 3: Cross multiply
    5,109.26x = 7,661.44 × 2,335.10
  4. Step 4: Simplify right side
    5,109.26x = 17,890,228.54
  5. Step 5: Solve for x
    x = 17,890,228.54/5,109.26
  6. Step 6: Final answer
    x = 3,501.53

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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.