Home / 8,820.84-13,233.12-2,975.88

Finding the Fourth Proportional to 8,820.84, 13,233.12 and 2,975.88

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Solution

The fourth proportional to 8,820.84, 13,233.12 and 2,975.88 is: 4,464.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,820.84 : 13,233.12 = 2,975.88 : x
  2. Step 2: Convert to fraction form
    8,820.84/13,233.12 = 2,975.88/x
  3. Step 3: Cross multiply
    8,820.84x = 13,233.12 × 2,975.88
  4. Step 4: Simplify right side
    8,820.84x = 39,380,177.15
  5. Step 5: Solve for x
    x = 39,380,177.15/8,820.84
  6. Step 6: Final answer
    x = 4,464.45

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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.