Home / 11,823.12-17,745.84-5,983.92

Finding the Fourth Proportional to 11,823.12, 17,745.84 and 5,983.92

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Solution

The fourth proportional to 11,823.12, 17,745.84 and 5,983.92 is: 8,981.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,823.12 : 17,745.84 = 5,983.92 : x
  2. Step 2: Convert to fraction form
    11,823.12/17,745.84 = 5,983.92/x
  3. Step 3: Cross multiply
    11,823.12x = 17,745.84 × 5,983.92
  4. Step 4: Simplify right side
    11,823.12x = 106,189,686.89
  5. Step 5: Solve for x
    x = 106,189,686.89/11,823.12
  6. Step 6: Final answer
    x = 8,981.53

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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.