Home / 5,276.09-7,905.37-3,712.82

Finding the Fourth Proportional to 5,276.09, 7,905.37 and 3,712.82

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Solution

The fourth proportional to 5,276.09, 7,905.37 and 3,712.82 is: 5,563.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276.09 : 7,905.37 = 3,712.82 : x
  2. Step 2: Convert to fraction form
    5,276.09/7,905.37 = 3,712.82/x
  3. Step 3: Cross multiply
    5,276.09x = 7,905.37 × 3,712.82
  4. Step 4: Simplify right side
    5,276.09x = 29,351,215.84
  5. Step 5: Solve for x
    x = 29,351,215.84/5,276.09
  6. Step 6: Final answer
    x = 5,563.07

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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.