Home / 7,410.38-11,115.59-3,027.84

Finding the Fourth Proportional to 7,410.38, 11,115.59 and 3,027.84

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Solution

The fourth proportional to 7,410.38, 11,115.59 and 3,027.84 is: 4,541.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,410.38 : 11,115.59 = 3,027.84 : x
  2. Step 2: Convert to fraction form
    7,410.38/11,115.59 = 3,027.84/x
  3. Step 3: Cross multiply
    7,410.38x = 11,115.59 × 3,027.84
  4. Step 4: Simplify right side
    7,410.38x = 33,656,228.03
  5. Step 5: Solve for x
    x = 33,656,228.03/7,410.38
  6. Step 6: Final answer
    x = 4,541.77

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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.