Home / 12,065.64-18,097.61-3,745.46

Finding the Fourth Proportional to 12,065.64, 18,097.61 and 3,745.46

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Solution

The fourth proportional to 12,065.64, 18,097.61 and 3,745.46 is: 5,617.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065.64 : 18,097.61 = 3,745.46 : x
  2. Step 2: Convert to fraction form
    12,065.64/18,097.61 = 3,745.46/x
  3. Step 3: Cross multiply
    12,065.64x = 18,097.61 × 3,745.46
  4. Step 4: Simplify right side
    12,065.64x = 67,783,765.14
  5. Step 5: Solve for x
    x = 67,783,765.14/12,065.64
  6. Step 6: Final answer
    x = 5,617.92

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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.