Home / 8,388.05-12,582.51-2,544.20

Finding the Fourth Proportional to 8,388.05, 12,582.51 and 2,544.20

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Solution

The fourth proportional to 8,388.05, 12,582.51 and 2,544.20 is: 3,816.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,388.05 : 12,582.51 = 2,544.20 : x
  2. Step 2: Convert to fraction form
    8,388.05/12,582.51 = 2,544.20/x
  3. Step 3: Cross multiply
    8,388.05x = 12,582.51 × 2,544.20
  4. Step 4: Simplify right side
    8,388.05x = 32,012,359.03
  5. Step 5: Solve for x
    x = 32,012,359.03/8,388.05
  6. Step 6: Final answer
    x = 3,816.43

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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.