Home / 7,357.80-11,039.40-3,844.02

Finding the Fourth Proportional to 7,357.80, 11,039.40 and 3,844.02

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Solution

The fourth proportional to 7,357.80, 11,039.40 and 3,844.02 is: 5,767.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,357.80 : 11,039.40 = 3,844.02 : x
  2. Step 2: Convert to fraction form
    7,357.80/11,039.40 = 3,844.02/x
  3. Step 3: Cross multiply
    7,357.80x = 11,039.40 × 3,844.02
  4. Step 4: Simplify right side
    7,357.80x = 42,435,674.39
  5. Step 5: Solve for x
    x = 42,435,674.39/7,357.80
  6. Step 6: Final answer
    x = 5,767.44

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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.