Home / 7,653.84-11,480.04-2,388.66

Finding the Fourth Proportional to 7,653.84, 11,480.04 and 2,388.66

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Solution

The fourth proportional to 7,653.84, 11,480.04 and 2,388.66 is: 3,582.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653.84 : 11,480.04 = 2,388.66 : x
  2. Step 2: Convert to fraction form
    7,653.84/11,480.04 = 2,388.66/x
  3. Step 3: Cross multiply
    7,653.84x = 11,480.04 × 2,388.66
  4. Step 4: Simplify right side
    7,653.84x = 27,421,912.35
  5. Step 5: Solve for x
    x = 27,421,912.35/7,653.84
  6. Step 6: Final answer
    x = 3,582.77

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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.