Home / 7,338.15-11,013.30-3,395.48

Finding the Fourth Proportional to 7,338.15, 11,013.30 and 3,395.48

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Solution

The fourth proportional to 7,338.15, 11,013.30 and 3,395.48 is: 5,096.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.15 : 11,013.30 = 3,395.48 : x
  2. Step 2: Convert to fraction form
    7,338.15/11,013.30 = 3,395.48/x
  3. Step 3: Cross multiply
    7,338.15x = 11,013.30 × 3,395.48
  4. Step 4: Simplify right side
    7,338.15x = 37,395,384.82
  5. Step 5: Solve for x
    x = 37,395,384.82/7,338.15
  6. Step 6: Final answer
    x = 5,096.02

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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.