Home / 4,914.90-7,362.18-3,151.26

Finding the Fourth Proportional to 4,914.90, 7,362.18 and 3,151.26

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Solution

The fourth proportional to 4,914.90, 7,362.18 and 3,151.26 is: 4,720.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.90 : 7,362.18 = 3,151.26 : x
  2. Step 2: Convert to fraction form
    4,914.90/7,362.18 = 3,151.26/x
  3. Step 3: Cross multiply
    4,914.90x = 7,362.18 × 3,151.26
  4. Step 4: Simplify right side
    4,914.90x = 23,200,143.35
  5. Step 5: Solve for x
    x = 23,200,143.35/4,914.90
  6. Step 6: Final answer
    x = 4,720.37

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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.