Home / 8,184.38-12,277.88-3,254.06

Finding the Fourth Proportional to 8,184.38, 12,277.88 and 3,254.06

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Solution

The fourth proportional to 8,184.38, 12,277.88 and 3,254.06 is: 4,881.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,184.38 : 12,277.88 = 3,254.06 : x
  2. Step 2: Convert to fraction form
    8,184.38/12,277.88 = 3,254.06/x
  3. Step 3: Cross multiply
    8,184.38x = 12,277.88 × 3,254.06
  4. Step 4: Simplify right side
    8,184.38x = 39,952,958.19
  5. Step 5: Solve for x
    x = 39,952,958.19/8,184.38
  6. Step 6: Final answer
    x = 4,881.61

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1.5x scale

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.