Home / 8,788.35-13,173.28-3,238.14

Finding the Fourth Proportional to 8,788.35, 13,173.28 and 3,238.14

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Solution

The fourth proportional to 8,788.35, 13,173.28 and 3,238.14 is: 4,853.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,788.35 : 13,173.28 = 3,238.14 : x
  2. Step 2: Convert to fraction form
    8,788.35/13,173.28 = 3,238.14/x
  3. Step 3: Cross multiply
    8,788.35x = 13,173.28 × 3,238.14
  4. Step 4: Simplify right side
    8,788.35x = 42,656,984.42
  5. Step 5: Solve for x
    x = 42,656,984.42/8,788.35
  6. Step 6: Final answer
    x = 4,853.81

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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.