Home / 4,748.87-7,126.37-2,559.12

Finding the Fourth Proportional to 4,748.87, 7,126.37 and 2,559.12

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Solution

The fourth proportional to 4,748.87, 7,126.37 and 2,559.12 is: 3,840.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748.87 : 7,126.37 = 2,559.12 : x
  2. Step 2: Convert to fraction form
    4,748.87/7,126.37 = 2,559.12/x
  3. Step 3: Cross multiply
    4,748.87x = 7,126.37 × 2,559.12
  4. Step 4: Simplify right side
    4,748.87x = 18,237,223.20
  5. Step 5: Solve for x
    x = 18,237,223.20/4,748.87
  6. Step 6: Final answer
    x = 3,840.33

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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.