Home / 8,895.20-13,346.88-3,968.04

Finding the Fourth Proportional to 8,895.20, 13,346.88 and 3,968.04

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Solution

The fourth proportional to 8,895.20, 13,346.88 and 3,968.04 is: 5,953.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,895.20 : 13,346.88 = 3,968.04 : x
  2. Step 2: Convert to fraction form
    8,895.20/13,346.88 = 3,968.04/x
  3. Step 3: Cross multiply
    8,895.20x = 13,346.88 × 3,968.04
  4. Step 4: Simplify right side
    8,895.20x = 52,960,953.72
  5. Step 5: Solve for x
    x = 52,960,953.72/8,895.20
  6. Step 6: Final answer
    x = 5,953.88

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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.