Home / 11,242.41-16,863.21-2,922.50

Finding the Fourth Proportional to 11,242.41, 16,863.21 and 2,922.50

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Solution

The fourth proportional to 11,242.41, 16,863.21 and 2,922.50 is: 4,383.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,242.41 : 16,863.21 = 2,922.50 : x
  2. Step 2: Convert to fraction form
    11,242.41/16,863.21 = 2,922.50/x
  3. Step 3: Cross multiply
    11,242.41x = 16,863.21 × 2,922.50
  4. Step 4: Simplify right side
    11,242.41x = 49,282,646.91
  5. Step 5: Solve for x
    x = 49,282,646.91/11,242.41
  6. Step 6: Final answer
    x = 4,383.64

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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.