Home / 12,184.68-18,277.74-3,864.54

Finding the Fourth Proportional to 12,184.68, 18,277.74 and 3,864.54

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Solution

The fourth proportional to 12,184.68, 18,277.74 and 3,864.54 is: 5,797.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,184.68 : 18,277.74 = 3,864.54 : x
  2. Step 2: Convert to fraction form
    12,184.68/18,277.74 = 3,864.54/x
  3. Step 3: Cross multiply
    12,184.68x = 18,277.74 × 3,864.54
  4. Step 4: Simplify right side
    12,184.68x = 70,635,057.34
  5. Step 5: Solve for x
    x = 70,635,057.34/12,184.68
  6. Step 6: Final answer
    x = 5,797.04

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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.