Home / 6,748.76-10,111.80-4,791.26

Finding the Fourth Proportional to 6,748.76, 10,111.80 and 4,791.26

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Solution

The fourth proportional to 6,748.76, 10,111.80 and 4,791.26 is: 7,178.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,748.76 : 10,111.80 = 4,791.26 : x
  2. Step 2: Convert to fraction form
    6,748.76/10,111.80 = 4,791.26/x
  3. Step 3: Cross multiply
    6,748.76x = 10,111.80 × 4,791.26
  4. Step 4: Simplify right side
    6,748.76x = 48,448,262.87
  5. Step 5: Solve for x
    x = 48,448,262.87/6,748.76
  6. Step 6: Final answer
    x = 7,178.84

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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.