Home / 11,234.85-16,851.66-3,443.68

Finding the Fourth Proportional to 11,234.85, 16,851.66 and 3,443.68

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Solution

The fourth proportional to 11,234.85, 16,851.66 and 3,443.68 is: 5,165.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.85 : 16,851.66 = 3,443.68 : x
  2. Step 2: Convert to fraction form
    11,234.85/16,851.66 = 3,443.68/x
  3. Step 3: Cross multiply
    11,234.85x = 16,851.66 × 3,443.68
  4. Step 4: Simplify right side
    11,234.85x = 58,031,724.51
  5. Step 5: Solve for x
    x = 58,031,724.51/11,234.85
  6. Step 6: Final answer
    x = 5,165.33

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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.