Home / 7,488.36-11,233.76-3,329.80

Finding the Fourth Proportional to 7,488.36, 11,233.76 and 3,329.80

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Solution

The fourth proportional to 7,488.36, 11,233.76 and 3,329.80 is: 4,995.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488.36 : 11,233.76 = 3,329.80 : x
  2. Step 2: Convert to fraction form
    7,488.36/11,233.76 = 3,329.80/x
  3. Step 3: Cross multiply
    7,488.36x = 11,233.76 × 3,329.80
  4. Step 4: Simplify right side
    7,488.36x = 37,406,174.05
  5. Step 5: Solve for x
    x = 37,406,174.05/7,488.36
  6. Step 6: Final answer
    x = 4,995.24

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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.