Home / 7,488.69-11,233.08-2,223.82

Finding the Fourth Proportional to 7,488.69, 11,233.08 and 2,223.82

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Solution

The fourth proportional to 7,488.69, 11,233.08 and 2,223.82 is: 3,335.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488.69 : 11,233.08 = 2,223.82 : x
  2. Step 2: Convert to fraction form
    7,488.69/11,233.08 = 2,223.82/x
  3. Step 3: Cross multiply
    7,488.69x = 11,233.08 × 2,223.82
  4. Step 4: Simplify right side
    7,488.69x = 24,980,362.01
  5. Step 5: Solve for x
    x = 24,980,362.01/7,488.69
  6. Step 6: Final answer
    x = 3,335.75

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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.