Home / 11,282.12-16,923.21-3,886.48

Finding the Fourth Proportional to 11,282.12, 16,923.21 and 3,886.48

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Solution

The fourth proportional to 11,282.12, 16,923.21 and 3,886.48 is: 5,829.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,282.12 : 16,923.21 = 3,886.48 : x
  2. Step 2: Convert to fraction form
    11,282.12/16,923.21 = 3,886.48/x
  3. Step 3: Cross multiply
    11,282.12x = 16,923.21 × 3,886.48
  4. Step 4: Simplify right side
    11,282.12x = 65,771,674.89
  5. Step 5: Solve for x
    x = 65,771,674.89/11,282.12
  6. Step 6: Final answer
    x = 5,829.73

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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.